| Name as completed | List | Type | Dsn/DWT | Builder | Yard# | EFC# | Notes |
| A. C. Bedford | Req. | Tanker | 14900t | Union IW, San Francisco CA | 135 | | Released from requisition 1918 |
| Abbeville | Wood | Hull | 1001 | Jahncke SB, Madisonville LA | | 213 | |
| Abercos | Steel | Cargo | 1015 | Standifer, G.M., Vancouver WA | 8 | 1070 | |
| Aberdeen | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 1896 | |
| Aberfoil | Wood | Hull | 1001 | Dantzler SB&DD, Moss Point MS | | 640 | |
| Abilla | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 2183 | |
| Ablanset | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 59 | 793 | |
| Abnoba | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 2184 | |
| Abra | Wood | Hull | 1001 | Missouri Valley B&I, Leavenworth KS | | 303 | |
| Abraham Lincoln | Req. | Cargo | 12500t | Pennsylvania SB, Gloucester NJ | 9 | | |
| Abrigada | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 55 | |
| Abron | Steel | Cargo | 1017 | Downey SB, Milliken NY | 1 | 216 | |
| Absaroka | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 15 | 84 | |
| Absecon | Req. | Collier | 4900t | New York SB, Camden NJ | 204 | | |
| Aburia | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 2273 | |
| Abydos | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 2185 | |
| Academia | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 2186 | |
| Acarman | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 2272 | |
| Accomac | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 1 | 27 | |
| Accoma | Wood | Hull | 1001 | Foundation, Newark NJ | | 118 | |
| Achora | Wood | Hull | 1001 | Hammond Lumber, Eureka CA | | 2262 | |
| Acrema | Wood | Hull | 1001 | Foundation, Newark NJ | | 124 | |
| Active | Wood | Tug-YT | 1086 | Leatham & Smith T&W, Sturgeon B WI | | 2156 | |
| Aculeo | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 2271 | |
| Addison | Wood | Hull | 1001 | Sanderson & Porter, Raymond WA | | 92 | |
| Admete | Wood | Hull | 1001 | Fulton SB, Wilmington CA | | 2158 | |
| Adria | Wood | Hull | 1116 | Grays Harbor M.S., Grays Hbr WA | | 2677 | |
| Adway | Wood | Hull | 1001 | Nilson & Kelez SB, Seattle WA | | 468 | |
| Afalkey | Wood | Cargo | 1001 | Meacham & Babcock, Seattle WA | | 953 | |
| Afel | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 533 | 533 | |
| Afoundria | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1486 | 1486 | |
| Afrania | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 2176 | |
| Agarista | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 2177 | |
| Agawam | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 1 | 547 | |
| Agram | Wood | Hull | 1001 | York River SB, West Point VA | | 415 | |
| Agria | Wood | Hull | 1001 | Tampa Dock, Tampa FL | | 201 | |
| Agron | Wood | Hull | 1116 | Grays Harbor M.S., Grays Hbr WA | | 2678 | |
| Agwidale | Req. | Cargo | 7200t | Newport News SB&DD, Newport News VA | 212 | | |
| Agwistar | Req. | Cargo | 7200t | Newport News SB&DD, Newport News VA | 213 | | |
| Agylla | Wood | Hull | 1116 | Grays Harbor M.S., Grays Hbr WA | | 2680 | |
| Ahala | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 2178 | |
| Ahmik | Wood | Hull | 1115 | Allen SB, Seattle WA | | 2188 | |
| Aiken | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 291 | |
| Aimwell | Wood | Cargo | 1001 | Standifer, G.M., Vancouver WA | | 26 | |
| Airlie | Wood | Cargo | 1011 | Supple & Ballin, Portland OR | | 230 | |
| Aisne (USAT) | Steel | Trnsp. | 1024 | Amer. Intl. SB, Hog Island PA | 675 | 675 | |
| Akanaquint | Wood | Hull | 1001 | Standifer, G.M., Portland OR | | 2817 | |
| Ala | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 39 | 635 | |
| Alabat | Wood | Hull | 1001 | American SB, Ga, Brunswick GA | | 187 | |
| Alameda (USS) | Steel | Tanker | 1128 | Cramp, W. & Sons, Philadelphia PA | 497 | 1650 | |
| Alamosa | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 2 | 548 | |
| Alanthus | Wood | Hull | 1001 | Foundation, Newark NJ | | 119 | |
| Alapaha | Wood | Cargo | 1001 | Traylor SB, Cornwells PA | | 178 | |
| Albee | Wood | Hull | 1001 | Housatonic SB, Stratford CT | | 460 | |
| Albrook | Wood | Hull | 1001 | Sandy Point SB, Sandy Pt. ME | | 487 | |
| Alcis | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 2179 | |
| Alcona | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 3 | 549 | |
| Alcovy | Wood | Hull | 1001 | American SB, Ga, Brunswick GA | | 189 | |
| Alderman | Wood | Cargo | 1006 | National SB, Orange TX | | 244 | |
| Alector | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 2270 | |
| Aledo | Req. | Cargo | 7300t | Standard SB, Shooters Is. NY | 12 | | |
| Algic | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 29 | 625 | |
| Allaire | Wood | Hull | 1001 | Universal SB, Houston TX | | 167 | |
| Alleben | Wood | Hull | 1003 | McEachern Ship, Astoria OR | | 667 | |
| Allenhurst | Wood | Hull | 1115 | Allen SB, Seattle WA | | 2038 | |
| Allentown | Req. | Tanker | 7000t | Pennsylvania SB, Gloucester NJ | 3 | | |
| Allies | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 22 | 568 | |
| Allison | Wood | Hull | 1001 | Russell SB, Portland ME | | 156 | |
| Allouez | Wood | Tug-YT | 1086 | Northwest Eng'g, Green Bay WI | | 2811 | |
| Alloway | Steel | Cargo | 1015 | Moore SB, Oakland CA | 119 | 143 | |
| Alpaco | Wood | Hull | 1001 | Hodge Ship, Moss Point MS | | 347 | |
| Alta | Wood | Hull | 1001 | Alabama DD&SB, Mobile AL | | 333 | |
| Altura | Wood | Hull | 1001 | Ship Const & Trading, Stonington CT | | 137 | |
| Alvada | Wood | Cargo | 1001 | Traylor SB, Cornwells PA | | 177 | |
| Amata | Wood | Hull | 1001 | Hammond Lumber, Eureka CA | | 2261 | |
| Ambridge | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 15 | 1426 | |
| Amcross | Req. | Cargo | 9000t | Merchant SB, Chester PA | 359 | | |
| American Legion | Steel | Trnsp. | 1029 | New York SB, Camden NJ | 242 | 1014 | |
| American Press | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1515 | 1515 | |
| Ammanoosuc | Wood | Hull | 1001 | Shattuck, L.H., Portsmouth NH | | 397 | |
| Amoron | Wood | Hull | 1001 | Union Bridge&Const, Morgan City LA | | 205 | |
| Ampetco | Req. | Tanker | 11350t | Bethlehem, Sparrows Point MD | 172 | | Released from requisition 1918 |
| Anaconda | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 26 | 1437 | |
| Anacortes | Req. | Cargo | 7500t | Seattle Con.&DD (Todd), Tacoma WA | 2 | | Ex Seattle hull #101 |
| Anastasia | Wood | Barge | 1067 | St. John's River SY, Jacksonville FL | | 2101 | |
| Andra | Wood | Hull | 1001 | Russell SB, Portland ME | | 153 | |
| Andrea F. Luckenbach | Req. | Cargo | 14000t | Fore River SB, Quincy MA | 298 | | |
| Andrew Jackson | Req. | Cargo | 12500t | Pennsylvania SB, Gloucester NJ | 10 | | |
| Angelina | Wood | Hull | 1001 | Beaumont SB&DD, Beaumont TX | | 450 | |
| Aniwa | Steel | Cargo | 1015 | Moore SB, Oakland CA | 120 | 144 | |
| Anna E. Morse | Steel | Cargo | 1015 | Virginia SB, Alexandria VA | 8 | 982 | |
| Anniston | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 34 | 580 | |
| Anoka | Wood | Cargo | 1004 | Peninsula SB, Portland OR | | 36 | |
| Anthera | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 292 | |
| Anthon | Wood | Hull | 1001 | Sanderson & Porter, Raymond WA | | 93 | |
| Anthracite Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 109 | 843 | |
| Antietam | Steel | Tanker | 1047 | Bethlehem, Sparrows Point MD | 4188 | 1554 | |
| Antinous | Steel | Cargo | 1015M | Standifer, G.M., Vancouver WA | 14 | 2829 | |
| Aowa | Wood | Hull | 1001 | Johnson SY, Mariners Hbr NY | | 276 | |
| Apalachee | Comp. | Cargo | 1009 | Merrill-Stevens, Jacksonville FL | | 2 | |
| Apama | Wood | Hull | 1001 | Hammond Lumber, Eureka CA | | 2263 | |
| Apus | Steel | Cargo | 1015M | Standifer, G.M., Vancouver WA | 15 | 2830 | |
| Aquarius | Steel | Cargo | 1015M | Standifer, G.M., Vancouver WA | 12 | 2827 | |
| Aquasco | Wood | Cargo | 1001 | Smith, H. & Sons, Baltimore MD | | 293 | |
| Arado | Wood | Hull | 1001 | Lone Star SB, Beaumont TX | | 265 | |
| Arambi | Wood | Hull | 1001 | Lone Star SB, Beaumont TX | | 266 | |
| Aransas | Wood | Barge | 1067 | Midland Bridge, Houston TX | | 2110 | |
| Archer | Req. | Cargo | 11800t | Union IW, Alameda CA | 169 | | |
| Arcturus | Steel | Cargo | 1015M | Standifer, G.M., Vancouver WA | 11 | 2826 | |
| Arden | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 40 | 636 | |
| Ardena | Wood | Cargo | 1001 | Meacham & Babcock, Seattle WA | | 954 | |
| Arenas | Wood | Hull | 1001 | Southern DD&SB, Orange TX | | 352 | |
| Argenta | Wood | Cargo | 1006 | National SB, Orange TX | | 245 | |
| Argonne (USAT) | Steel | Trnsp. | 1024 | Amer. Intl. SB, Hog Island PA | 673 | 673 | |
| Argosy | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1534 | 1534 | |
| Argus | Steel | Cargo | 1015M | Standifer, G.M., Vancouver WA | 13 | 2828 | |
| Arizpa | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 27 | 623 | |
| Armistead | Wood | Hull | 1001 | Maryland SB, Sollers Pt MD | | 102 | |
| Aroturus | Wood | Hull | 1003 | McEachern Ship, Astoria OR | | 668 | |
| Artigas | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1522 | 1522 | |
| Artisan | Wood | Tug-AT | 1061 | Davis, M.M. &Sons, Solomons MD | | 1207 | |
| Arundel | Wood | Hull | 1001 | Maryland SB, Sollers Pt MD | | 100 | |
| Arvonia | Wood | Cargo | 1001 | Standifer, G.M., Portland OR | | 20 | |
| Aryan | Req. | Tanker | 9500t | Texas SS, Bath ME | 13 | | |
| Asabeth | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 62 | 796 | |
| Ashbee | Steel | Cargo | 1012 | Merrill-Stevens, Jacksonville FL | 103 | 13 | |
| Ashburn | Wood | Cargo | 1011 | Supple & Ballin, Portland OR | | 231 | |
| Ashland | Wood | Hull | 1001 | Ship Const & Trading, Stonington CT | | 138 | |
| Ashland County | Steel | Cargo | 1099 | American SB, Lorain OH | 770 | 1822 | |
| Ashwaubemie | Wood | Tug-YT | 1086 | Northwest Eng'g, Green Bay WI | | 2805 | |
| Askawake | Steel | Cargo | 1015 | Seattle N. Pacific SB, Seattle WA | 5 | 753 | |
| Asotin | Wood | Cargo | 1001 | Sloan SY, Anacortes WA | | 43 | |
| Aspenhill | Wood | Cargo | 1001 | Coast SB, Portland OR | | 1033 | |
| Asquam | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 58 | 792 | |
| Assinippi | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 52 | 786 | |
| Astoria | Wood | Hull | 1003 | McEachern Ship, Astoria OR | | 659 | |
| Astrea | Wood | Tug-AT | 1055 | Crowninshield, Fall River MA | | 1231 | |
| Atlanta of Texas | Steel | Cargo | 1038 | Mobile SB, Mobile AL | 14 | 1238 | |
| Atlantic Sun | Req. | Tanker | 10000t | Sun SB, Chester PA | 20 | | |
| Atlantus | Conc. | Hull | 1040 | Liberty SB, Brunswick GA | | 997 | |
| Auburn | Req. | Cargo | 8800t | Merchant SB, Chester PA | 346 | | |
| Auditor | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 16 | 612 | |
| August Ziesing | Req. | Bulk | 13000t | Great Lakes Engr, Ecorse MI | 170 | | Released from requisition 1918 |
| Aurora | Req. | Cargo | 4000t | Pusey & Jones, Wilmington DE | 1005 | | |
| Austin | Wood | Hull | 1001 | Midland Bridge, Houston TX | | 2107 | |
| Avondale | Req. | Tanker | 9000t | Merchant SB, Chester PA | 342 | | |
| Awash | Wood | Hull | 1001 | Beaumont SB&DD, Beaumont TX | | 2119 | |
| Awensdaw | Wood | Cargo | 1011 | Supple & Ballin, Portland OR | | 232 | |
| Babboosic | Steel | Cargo | 1019 | Atlantic, Portsmouth NH | 2 | 988 | |
| Baddacock | Steel | Tug-AT | 1035 | Providence Eng, City Is. NY | | 1350 | |
| Badger | Wood | Tug-YT | 1086 | Dachel Carter Boat, Benton Hbr MI | | 2516 | |
| Baganito | Comp. | Cargo | 1010 | Terry SB, Savannah GA | | 65 | |
| Bagoso | Wood | Hull | 1001 | Morey & Thomas, Jacksonville FL | | 378 | |
| Balabac | Wood | Hull | 1001 | Jahncke SB, Madisonville LA | | 211 | |
| Baladan | Wood | Hull | 1003 | Kruse & Banks, North Bend OR | | 429 | |
| Baldbutte | Steel | Tanker | 1045 | Bethlehem, Quincy MA | 1377 | 1167 | |
| Baldhill | Steel | Tanker | 1045 | Bethlehem, Quincy MA | 1378 | 1168 | |
| Baldridge | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2118 | 1169 | |
| Baldrock | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2119 | 1170 | |
| Balino | Comp. | Cargo | 1010 | Mobile SB, Mobile AL | | 310 | |
| Ballcamp | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2121 | 1172 | |
| Ballenas | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2122 | 1173 | |
| Ballew | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2123 | 1174 | |
| Balliett | Wood | Hull | 1003 | Coos Bay SB, Marshfield OR | | 452 | |
| Balosaro | Comp. | Cargo | 1010 | Mobile SB, Mobile AL | | 311 | |
| Balsam | Steel | Cargo | 1063 | Standard SB, Shooters Is. NY | 16 | 1288 | |
| Balsto | Wood | Hull | 1001 | Groton IW, Noank CT | | 126 | |
| Banago | Wood | Hull | 1001 | Alabama DD&SB, Mobile AL | | 332 | |
| Banaran | Wood | Hull | 1001 | Hodge Ship, Moss Point MS | | 348 | |
| Bancroft | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 286 | |
| Bango | Wood | Hull | 1001 | Missouri Valley B&I, Leavenworth KS | | 304 | |
| Banicaa | Wood | Hull | 1001 | Universal SB, Houston TX | | 159 | |
| Bannack | Steel | Cargo | 1063 | Standard SB, Shooters Is. NY | 19 | 1291 | |
| Bar Harbor | Req. | Cargo | 3500t | Staten Is. SB, Staten Island NY | 694 | | |
| Barabos | Wood | Hull | 1001 | Coast SB, Portland OR | | 59 | |
| Barias | Wood | Hull | 1001 | Universal SB, Houston TX | | 160 | |
| Barkhamstead | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2124 | 1313 | |
| Barlow | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2125 | 1314 | |
| Barrallton | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2126 | 1315 | |
| Barranca | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2127 | 1316 | |
| Barrenfork | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2128 | 1317 | |
| Barrilla | Wood | Cargo | 1001 | Smith, H. & Sons, Baltimore MD | | 294 | |
| Barrington | Wood | Hull | 1001 | Coast SB, Portland OR | | 60 | |
| Barryton | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2129 | 1318 | |
| Barstow | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2132 | 1321 | |
| Barthney | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2133 | 1322 | |
| Bartholomew | Steel | Cargo | 1099 | American SB, Cleveland OH | 914 | 1831 | |
| Bartolome | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2134 | 1323 | |
| Barugo | Wood | Hull | 1001 | Union Bridge&Const, Morgan City LA | | 206 | |
| Barwick | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2135 | 1324 | |
| Basaan | Wood | Hull | 1001 | Russell SB, Portland ME | | 154 | |
| Basco | Wood | Hull | 1001 | Universal SB, Houston TX | | 158 | |
| Bascobel | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2136 | 1325 | |
| Basford | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2137 | 1326 | |
| Basswood | Steel | Tug-AT | 1035 | Bayles SY, Port Jefferson NY | | 1390 | |
| Bastrop | Steel | Tug-AT | 1035 | Bayles SY, Port Jefferson NY | | 1391 | |
| Batanes | Wood | Hull | 1001 | Lone Star SB, Beaumont TX | | 264 | |
| Bathalum | Steel | Tug-AT | 1035 | Providence Eng, City Is. NY | | 1345 | |
| Bathgate | Steel | Tug-AT | 1035 | Providence Eng, City Is. NY | | 1346 | |
| Batino | Wood | Hull | 1001 | Midland Bridge, Houston TX | | 359 | |
| Battahatchee | Wood | Hull | 1001 | Gildersleeve Ship Const., Gildersleeve CT | | 262 | |
| Battleboro | Steel | Tug-AT | 1035 | Providence Eng, City Is. NY | | 1347 | |
| Battonville | Comp. | Cargo | 1010 | Terry SB, Savannah GA | | 67 | |
| Bavington | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 20 | 616 | |
| Baxley | Wood | Hull | 1001 | St. John's River SY, Jacksonville FL | | 139 | |
| Bay Head | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 50 | 596 | |
| Bay State | Steel | Trnsp. | 1029 | New York SB, Camden NJ | 251 | 2583 | |
| Baychester | Wood | Hull | 1001 | Heldenfels Bros, Rockport TX | | 643 | |
| Bayden | Wood | Cargo | 1001 | Sloan SY, Anacortes WA | | 46 | |
| Baymead | Steel | Tug-AT | 1035 | Providence Eng, City Is. NY | | 1348 | |
| Bayou Chico | Steel | Cargo | 1025 | Pensacola SB, Pensacola FL | 974 | 974 | |
| Bayou Teche | Wood | Hull | 1001 | Jahncke SB, Madisonville LA | | 210 | |
| Bayport | Steel | Tug-AT | 1035 | Providence Eng, City Is. NY | | 1351 | |
| Bayside | Steel | Tug-AT | 1035 | Providence Eng, City Is. NY | | 1352 | |
| Bayspring | Steel | Tug-AT | 1035 | Providence Eng, City Is. NY | | 1353 | |
| Beach Haven | Steel | Tug-AT | 1035 | Providence Eng, City Is. NY | | 1354 | |
| Beagle | Wood | Tug-YT | 1086 | Burger Boat, Manitowoc WI | | 2576 | |
| Bear | Wood | Tug-YT | 1086 | Leatham & Smith T&W, Sturgeon B WI | | 2787 | |
| Bearport | Steel | Cargo | 1015 | Standifer, G.M., Vancouver WA | 10 | 1072 | |
| Beaumont | Wood | Hull | 1001 | McBride & Law, Beaumont TX | | 169 | |
| Bedloe | Wood | Hull | 1001 | Feeney & Bremer, Tillamook OR | | 542 | |
| Bedminster | Wood | Hull | 1001 | Morey & Thomas, Jacksonville FL | | 379 | |
| Beechland | Wood | Cargo | 1006 | National SB, Orange TX | | 236 | |
| Belair | Wood | Hull | 1001 | Dierks Blodgett, Pascagoula MS | | 280 | |
| Belding | Wood | Cargo | 1001 | Standifer, G.M., Portland OR | | 19 | |
| Belfort | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 19 | 1430 | |
| Belgrade | Wood | Hull | 1001 | Cumberland SB, S. Portland ME | | 384 | |
| Bell Brook | Wood | Cargo | 1004 | Peninsula SB, Portland OR | | 37 | |
| Bellbuckle | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 21 | 1432 | |
| Bellemina | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 30 | 1441 | |
| Bellepline | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 25 | 1436 | |
| Bellerose | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 27 | 1438 | |
| Bellflower | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 29 | 1440 | |
| Bellhaven | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 23 | 1434 | |
| Bellingham | Req. | Cargo | 7500t | Seattle Con.&DD (Todd), Tacoma WA | 5 | | Ex Seattle hull #98 |
| Bellota | Wood | Hull | 1001 | Chandler, R.J., Wilmington CA | | 484 | |
| Beloit | Wood | Hull | 1001 | Tacoma SB, Tacoma WA | | 543 | |
| Belvidere | Req. | Cargo | 7300t | Standard SB, Shooters Is. NY | 11 | | |
| Benoni | Steel | Cargo | 1016 | Baltimore DD&SB, Baltimore MD | 102 | 198 | |
| Bensalem | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 17 | 613 | |
| Benvola | Wood | Hull | 1003 | McEachern Ship, Astoria OR | | 662 | |
| Benzonia | Wood | Cargo | 1001 | Standifer, G.M., Vancouver WA | | 22 | |
| Berea | Wood | Hull | 1001 | Groton IW, Noank CT | | 127 | |
| Berela | Wood | Hull | 1001 | Dierks Blodgett, Pascagoula MS | | 282 | |
| Bertrand | Wood | Cargo | 1001 | Sloan SY, Anacortes WA | | 45 | |
| Berwyn | Steel | Cargo | 1046 | Bethlehem, Sparrows Point MD | 4176 | 1243 | Initially requisitioned |
| Bessemer | Req. | Tanker | 7000t | Pennsylvania SB, Gloucester NJ | 5 | | |
| Bethelridge | Steel | Tanker | 1059 | Baltimore DD&SB, Baltimore MD | 108 | 1244 | |
| Bethlehem Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 25 | 571 | |
| Bethnor | Steel | Cargo | 1094 | Bethlehem, Wilmington DE | 3464 | 1976 | |
| Betsy Bell | Steel | Cargo | 1015 | Virginia SB, Alexandria VA | 2 | 976 | |
| Betterton | Steel | Tanker | 1059 | Baltimore DD&SB, Baltimore MD | 109 | 1245 | |
| Bibbco | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1537 | 1537 | |
| Bidwell | Steel | Tanker | 1059 | Baltimore DD&SB, Baltimore MD | 112 | 1248 | |
| Biloxi | Wood | Cargo | 1003 | Grant Smith-Porter, St. Johns OR | | 251 | |
| Bingamon | Wood | Hull | 1001 | Sanderson & Porter, Raymond WA | | 94 | |
| Biran | Req. | Cargo | 4500t | Harlan & Hollingsworth, Wilmington DE | 455 | | |
| Birchleaf | Wood | Cargo | 1011 | Supple & Ballin, Portland OR | | 233 | |
| Bird City | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 534 | 534 | |
| Biscayne | Wood | Hull | 1001 | Sanderson & Porter, Raymond WA | | 95 | |
| Bison | Wood | Tug-YT | 1086 | Leatham & Smith T&W, Sturgeon B WI | | 2784 | |
| Black Wolf | Wood | Hull | 1001 | Sanderson & Porter, Raymond WA | | 97 | |
| Blackford | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 58 | |
| Blair | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 516 | 516 | |
| Blakeley | Wood | Hull | 1005 | Puget Sd Bridge&D, Seattle WA | | 1113 | |
| Blandford | Wood | Hull | 1001 | Sanderson & Porter, Raymond WA | | 98 | |
| Blandon | Wood | Cargo | 1003 | Grant Smith-Porter, St. Johns OR | | 253 | |
| Blizzard | Wood | Tug-YT | 1086 | Eastern Shore SB, Sharptown MD | | 2494 | |
| Bloomington | Wood | Hull | 1001 | Hammond Lumber, Eureka CA | | 331 | |
| Blue Eagle | Wood | Hull | 1001 | Rodgers, G.F., Astoria OR | | 469 | |
| Blue Hen State | Steel | Trnsp. | 1095 | New York SB, Camden NJ | 250 | 2591 | |
| Blue Triangle | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1512 | 1512 | |
| Bluffton | Wood | Hull | 1001 | Midland Bridge, Houston TX | | 361 | |
| Blythedale | Wood | Hull | 1001 | Chandler, R.J., Wilmington CA | | 485 | |
| Bobring | Wood | Cargo | 1065 | Pacific Am Fisheries, Bellingham WA | | 1202 | |
| Bockonoff | Wood | Cargo | 1065 | Pacific Am Fisheries, Bellingham WA | | 1203 | |
| Bohemian Club | Steel | Tanker | 1041 | Moore SB, Oakland CA | 154 | 2862 | |
| Boilston | Wood | Cargo | 1003 | Grant Smith-Porter, St. Johns OR | | 254 | |
| Bolikow | Wood | Hull | 1001 | Union Bridge&Const, Morgan City LA | | 207 | |
| Bologan | Wood | Hull | 1001 | Foundation, Newark NJ | | 120 | |
| Bombardier | Steel | Cargo | 1023 | Bayles SY, Port Jefferson NY | 2 | 774 | |
| Bon Secour | Wood | Cargo | 1065 | Pacific Am Fisheries, Bellingham WA | | 1205 | |
| Bonair | Wood | Hull | 1001 | Lone Star SB, Beaumont TX | | 269 | |
| Bonham | Wood | Cargo | 1006 | National SB, Orange TX | | 234 | |
| Bonifay | Wood | Hull | 1001 | Wilson SB, Astoria OR | | 446 | |
| Bonnafon | Wood | Hull | 1001 | Nilson & Kelez SB, Seattle WA | | 465 | |
| Bonneteere | Wood | Cargo | 1065 | Pacific Am Fisheries, Bellingham WA | | 1204 | |
| Bonnie Brook | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 32 | 628 | |
| Boone | Wood | Hull | 1001 | Dantzler SB&DD, Moss Point MS | | 637 | |
| Boonsborough | Wood | Hull | 1001 | Hodge Ship, Moss Point MS | | 349 | |
| Borad | Comp. | Cargo | 1010 | Terry SB, Savannah GA | | 66 | |
| Boreta | Wood | Cargo | 1006 | National SB, Orange TX | | 235 | |
| Boston Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 49 | 595 | |
| Bosworth | Wood | Hull | 1008 | Allen SB, Seattle WA | | 1228 | |
| Botsford | Comp. | Cargo | 1009 | Merrill-Stevens, Jacksonville FL | | 4 | |
| Bottineau | Wood | Hull | 1001 | Babare Bros., Tacoma WA | | 1235 | |
| Boughton | Wood | Hull | 1001 | Babare Bros., Tacoma WA | | 1236 | |
| Boulton | Wood | Hull | 1001 | Meacham & Babcock, Seattle WA | | 442 | |
| Bound Brook | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 38 | 584 | |
| Bourneville | Wood | Hull | 1001 | Wright SY, Tacoma WA | | 1363 | |
| Bowesmont | Wood | Hull | 1001 | Wright SY, Tacoma WA | | 1364 | |
| Boxbutte | Wood | Cargo | 1001 | Coast SB, Portland OR | | 1031 | |
| Boxley | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 287 | |
| Boykin | Wood | Cargo | 1001 | Coast SB, Portland OR | | 1032 | |
| Boynton | Wood | Cargo | 1001 | Coast SB, Portland OR | | 1034 | |
| Braddock | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 10 | 964 | |
| Braeburn | Wood | Cargo | 1004 | Peninsula SB, Portland OR | | 1095 | |
| Brandywine | Req. | Tanker | 7000t | Pennsylvania SB, Gloucester NJ | 4 | | |
| Brasher | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 39 | 585 | |
| Brave Coeur | Steel | Cargo | 1105 | Skinner & Eddy, Seattle #2 WA | 63 | 1941 | |
| Braxton | Wood | Cargo | 1004 | Peninsula SB, Portland OR | | 1096 | |
| Bremerton | Req. | Cargo | 7500t | Seattle Con.&DD (Todd), Seattle WA | 94 | | |
| Brentwood | Wood | Cargo | 1004 | Peninsula SB, Portland OR | | 1098 | |
| Brevard | Wood | Hull | 1001 | Russell SB, Portland ME | | 1037 | |
| Briarcliff | Wood | Hull | 1001 | Russell SB, Portland ME | | 1038 | |
| Bridgewater | Wood | Cargo | 1001 | American SB, Ga, Brunswick GA | | 1008 | |
| Broad Arrow | Req. | Tanker | 12650t | New York SB, Camden NJ | 175 | | |
| Bromela | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 998 | |
| Brompton | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 999 | |
| Broncho | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 1000 | |
| Brookdale | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 1001 | |
| Brookfield | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 1059 | |
| Brookhaven | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 1060 | |
| Brookland | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 1061 | |
| Brookline | Steel | Cargo | 1019 | Atlantic, Portsmouth NH | 6 | 992 | |
| Brookside | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 1062 | |
| Brookwood | Wood | Hull | 1005 | Puget Sd Bridge&D, Seattle WA | | 1114 | |
| Broshears | Wood | Hull | 1001 | McBride & Law, Beaumont TX | | 171 | |
| Broxton | Wood | Hull | 1111 | Puget Sd Bridge&D, Seattle WA | | 1117 | |
| Brush | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1539 | 1539 | |
| Buckeye State | Steel | Trnsp. | 1029 | Bethlehem, Sparrows Point MD | 4181 | 1165 | |
| Buckhannon | Comp. | Cargo | 1009 | Merrill-Stevens, Slidell LA | | 5 | |
| Buckhorn | Wood | Cargo | 1001 | Chandler, R.J., Wilmington CA | | 1035 | |
| Buffalo Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 67 | 801 | |
| Bugaya | Wood | Hull | 1001 | Foundation, Newark NJ | | 121 | |
| Buhisan | Wood | Cargo | 1001 | Traylor SB, Cornwells PA | | 179 | |
| Bulana | Wood | Cargo | 1001 | Traylor SB, Cornwells PA | | 180 | |
| Bullock | Wood | Tug-YT | 1086 | Leatham & Smith T&W, Sturgeon B WI | | 2785 | |
| Burmont | Wood | Hull | 1001 | Rolph SB, Rolph CA | | 1214 | |
| Burnham | Wood | Hull | 1001 | Rolph SB, Rolph CA | | 1215 | |
| Burnside | Wood | Hull | 1001 | Coos Bay SB, Marshfield OR | | 1286 | |
| Burnwell | Req. | Tanker | 9000t | Merchant SB, Chester PA | 345 | | Cylindrical tanks |
| Burnwood | Wood | Hull | 1001 | Coos Bay SB, Marshfield OR | | 1287 | |
| Burro | Wood | Tug-YT | 1086 | Leatham & Smith T&W, Sturgeon B WI | | 2788 | |
| Bushong | Wood | Cargo | 1075 | Standifer, G.M., Vancouver WA | | 1121 | |
| Bushrod | Wood | Cargo | 1075 | Standifer, G.M., Vancouver WA | | 1122 | |
| Busunga | Wood | Hull | 1001 | Johnson SY, Mariners Hbr NY | | 277 | |
| Butte | Wood | Cargo | 1075 | Standifer, G.M., Vancouver WA | | 1123 | |
| Buttercup | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2131 | 1320 | |
| Butterfield | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2130 | 1319 | |
| Buttonwood | Wood | Cargo | 1075 | Standifer, G.M., Vancouver WA | | 1124 | |
| Buzzard | Wood | Tug-YT | 1086 | Gibbs Gas Engine, S. Jacksonville FL | | 2693 | |
| Byfield | Wood | Cargo | 1075 | Standifer, G.M., Vancouver WA | | 1125 | |
| Cabacan | Wood | Cargo | 1001 | Sloan SY, Olympia WA | | 49 | |
| Cabegon | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 1 | 597 | |
| Cabeza | Wood | Hull | 1001 | Coast SB, Portland OR | | 61 | |
| Cabria | Wood | Hull | 1001 | McEachern Ship, Astoria OR | | 2311 | |
| Cabrille | Steel | Tanker | 1031 | Bethlehem, Wilmington DE | 3450 | 1139 | |
| Cabura | Wood | Hull | 1001 | Coast SB, Portland OR | | 62 | |
| Cadaretta | Steel | Cargo | 1049 | Albina Engine&Mach, Portland OR | 7 | 1216 | |
| Caddopeak | Steel | Cargo | 1049 | Albina Engine&Mach, Portland OR | 8 | 1217 | |
| Cahaba | Wood | Hull | 1001 | Southern DD&SB, Orange TX | | 353 | |
| Cajacet | Steel | Cargo | 1018 | Sun SB, Chester PA | 16 | 249 | |
| Calala | Wood | Cargo | 1011 | Supple & Ballin, Portland OR | | 228 | |
| Calaveras | Steel | Cargo | 1020 | Toledo SB, Toledo OH | 149 | 1099 | |
| Calicorock | Steel | Cargo | 1020 | Toledo SB, Toledo OH | 150 | 1100 | |
| Calispell | Steel | Cargo | 1020 | Toledo SB, Toledo OH | 151 | 1101 | |
| Callabasas | Steel | Cargo | 1049 | Albina Engine&Mach, Portland OR | 9 | 1218 | |
| Calno | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 54 | 788 | |
| Calusa | Wood | Cargo | 1003 | Grant Smith-Porter, St. Johns OR | | 255 | |
| Calvert | Req. | Cargo | 6200t | Baltimore DD&SB, Baltimore MD | 92 | | |
| Cambodia | Wood | Hull | 1001 | Mccammon, J.N., Beaumont TX | | 329 | |
| Cambrai (USAT) | Steel | Trnsp. | 1024 | Amer. Intl. SB, Hog Island PA | 669 | 669 | |
| Cambridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 57 | 791 | |
| Camel | Wood | Tug-YT | 1086 | Leatham & Smith T&W, Sturgeon B WI | | 2789 | |
| Campello | Comp. | Cargo | 1009 | Merrill-Stevens, Slidell LA | | 6 | |
| Caney Fork | Steel | Barge | 1096 | Nashville Bridge, Nashville TN | | 2779 | |
| Canibas | Req. | Cargo | 9970t | Texas SS, Bath ME | 4 | | |
| Canoga | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 18 | 85 | |
| Canonnier | Steel | Cargo | 1023 | Bayles SY, Port Jefferson NY | 1 | 773 | |
| Cansumset | Steel | Cargo | 1015 | Pacific Coast SB, Suisun Bay CA | 2 | 942 | |
| Cantigny (USAT) | Steel | Trnsp. | 1024 | Amer. Intl. SB, Hog Island PA | 670 | 670 | |
| Cape Fear | Conc. | Cargo | 1070 | Liberty SB, Wilmington NC | | 1560 | |
| Cape Henry | Req. | Cargo | 7400t | Bethlehem, Sparrows Point MD | 173 | | |
| Cape Lookout | Req. | Cargo | 7400t | Bethlehem, Sparrows Point MD | 170 | | |
| Cape May | Req. | Cargo | 10100t | Bethlehem, Sparrows Point MD | 174 | | |
| Cape Romain | Req. | Cargo | 7400t | Bethlehem, Sparrows Point MD | 169 | | |
| Capillo | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1523 | 1523 | |
| Capines | Wood | Hull | 1001 | Rodgers, G.F., Astoria OR | | 470 | |
| Capital of Nebraska | Steel | Cargo | 1038 | Mobile SB, Mobile AL | 11 | 657 | |
| Caponka | Wood | Cargo | 1003 | Grant Smith-Porter, St. Johns OR | | 259 | |
| Capraria | Wood | Hull | 1001 | Meacham & Babcock, Seattle WA | | 2525 | |
| Capulin | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1524 | 1524 | |
| Cardia | Wood | Hull | 1001 | Meacham & Babcock, Seattle WA | | 2526 | |
| Cardonia | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1526 | 1526 | |
| Carenco | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1527 | 1527 | |
| Caribou | Wood | Hull | 1001 | St. John's River SY, Jacksonville FL | | 140 | |
| Carlton | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1528 | 1528 | |
| Carmi A. Thompson | Req. | Bulk | 12500t | American SB, Lorain OH | 722 | | Released from requisition 1917 |
| Carplaka | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1529 | 1529 | |
| Carrabulle | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1530 | 1530 | |
| Carroll | Wood | Barge | 1067 | Coastwise SB, Baltimore MD | | 2143 | |
| Cartona | Wood | Cargo | 1004 | Peninsula SB, Portland OR | | 2166 | |
| Cascade | Req. | Cargo | 7500t | Seattle Con.&DD (Todd), Tacoma WA | 7 | | Ex Seattle hull #103 |
| Casey | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1487 | 1487 | |
| Caskata | Wood | Hull | 1001 | Groton IW, Noank CT | | 129 | |
| Casmalia | Wood | Hull | 1001 | American SB, Ga, Brunswick GA | | 188 | |
| Casper | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 518 | 518 | |
| Cassimir | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1531 | 1531 | |
| Castana | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1536 | 1536 | |
| Castle Point | Req. | Cargo | 5000t | New Jersey SB, Gloucester NJ | 201 | | |
| Castletown | Req. | Cargo | 5000t | New Jersey SB, Gloucester NJ | 203 | | |
| Castlewood | Req. | Cargo | 5000t | New Jersey SB, Gloucester NJ | 202 | | |
| Catahoula | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1538 | 1538 | |
| Catawba | Wood | Hull | 1003 | Fulton SB, Wilmington CA | | 434 | |
| Cathay | Steel | Cargo | 1092 | Kiangnan Dock, Shanghai CH | | 2086 | |
| Cathlamet | Steel | Cargo | 1080 | Ames SB&DD, Seattle WA | 20 | 2056 | |
| Cathwood | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5265 | 1135 | |
| Catonsville | Wood | Barge | 1067 | Coastwise SB, Baltimore MD | | 2142 | |
| Catskill | Wood | Hull | 1001 | Kingston SB, Kingston NY | | 273 | |
| Cawker | Wood | Hull | 1001 | Dierks Blodgett, Pascagoula MS | | 281 | |
| Cecil County | Steel | Tanker | 1059 | Baltimore DD&SB, Baltimore MD | 111 | 1247 | |
| Cedar Spring | Steel | Cargo | 1020 | McDougall-Duluth, Duluth MN | 11 | 1327 | |
| Cedarhurst | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1541 | 1541 | |
| Celestial | Steel | Cargo | 1092 | Kiangnan Dock, Shanghai CH | | 2084 | |
| Cenina | Wood | Hull | 1001 | Meacham & Babcock, Seattle WA | | 2528 | |
| Centaurus | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 38 | 2373 | Cpl. priv., ex West Minsi |
| Centennial State | Steel | Trnsp. | 1095 | New York SB, Camden NJ | 249 | 2590 | |
| Ceralvo | Steel | Cargo | 1020 | McDougall-Duluth, Duluth MN | 12 | 1328 | |
| Cerosco | Steel | Cargo | 1020 | McDougall-Duluth, Duluth MN | 13 | 1329 | |
| Cerrito | Wood | Hull | 1001 | Benicia SB, Benicia CA | | 488 | |
| Cerro Gardo | Steel | Cargo | 1020 | McDougall-Duluth, Duluth MN | 14 | 1330 | |
| Chalcis | Wood | Hull | 1001 | Meacham & Babcock, Seattle WA | | 2687 | |
| Challenger | Steel | Cargo | 1057 | Bethlehem, Alameda CA | 153 | 1222 | Initially requisitioned |
| Chamberino | Steel | Cargo | 1020 | McDougall-Duluth, Duluth MN | 15 | 1331 | |
| Chamblee | Steel | Cargo | 1020 | McDougall-Duluth, Duluth MN | 16 | 1332 | |
| Champion | Req. | Cargo | 11925t | New York SB, Camden NJ | 202 | | |
| Chantier | Steel | Cargo | 1020 | McDougall-Duluth, Duluth MN | 18 | 1334 | |
| Chaparel | Steel | Cargo | 1020 | McDougall-Duluth, Duluth MN | 17 | 1333 | |
| Chappaqua | Steel | Cargo | 1063 | Standard SB, Shooters Is. NY | 25 | 1297 | |
| Chappell | Steel | Cargo | 1020 | McDougall-Duluth, Duluth MN | 19 | 1335 | |
| Charles H. Cramp | Req. | Cargo | 9400t | Cramp, W. & Sons, Philadelphia PA | 445 | | |
| Charles M. Everest | Req. | Tanker | 8130t | Harlan & Hollingsworth, Wilmington DE | 449 | | |
| Charlot | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 5 | 551 | |
| Charnis | Wood | Hull | 1001 | Meacham & Babcock, Seattle WA | | 2688 | |
| Chateau Thierry (USAT) | Steel | Trnsp. | 1024 | Amer. Intl. SB, Hog Island PA | 678 | 678 | |
| Chattanooga | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 35 | 581 | |
| Chaumont (USAT) | Steel | Trnsp. | 1024 | Amer. Intl. SB, Hog Island PA | 671 | 671 | |
| Chautauqua | Steel | Cargo | 1020 | McDougall-Duluth, Duluth MN | 20 | 1336 | |
| Chebaulip | Req. | Cargo | 7500t | Seattle Con.&DD (Todd), Tacoma WA | 1 | | Ex Seattle hull #97 |
| Chenango | Wood | Hull | 1113 | Johnson SY, Mariners Hbr NY | | 278 | |
| Chepadoa | Steel | Cargo | 1015 | Seattle N. Pacific SB, Seattle WA | 7 | 755 | |
| Cheron | Wood | Hull | 1001 | Seaborn SY, Tacoma WA | | 476 | |
| Chester Kiwanis | Req. | Cargo | 9000t | Merchant SB, Chester PA | 366 | | |
| Chester Sun | Req. | Tanker | 10300t | Sun SB, Chester PA | 1 | | |
| Chester Valley | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1493 | 1493 | |
| Chesterfield | Wood | Hull | 1001 | Seaborn SY, Tacoma WA | | 2199 | |
| Chestnut Hill | Req. | Tanker | 7000t | Pennsylvania SB, Gloucester NJ | 1 | | |
| Chetopa | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 6 | 552 | |
| Chibiabos | Wood | Hull | 1001 | Shattuck, L.H., Portsmouth NH | | 392 | |
| Chicago Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 12 | 558 | |
| Chickamauga | Steel | Cargo | 1012 | Merrill-Stevens, Jacksonville FL | 106 | 16 | |
| Chickasaw | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1485 | 1485 | |
| Chicomico | Steel | Cargo | 1015 | Seattle N. Pacific SB, Seattle WA | 8 | 756 | |
| Chimo | Wood | Hull | 1001 | Seaborn SY, Tacoma WA | | 478 | |
| Chion | Wood | Hull | 1001 | Morey & Thomas, Jacksonville FL | | 2277 | |
| Chipchung | Steel | Cargo | 1015 | Moore SB, Oakland CA | 129 | 1015 | |
| Choctaw | Req. | Cargo | 3300t | Chicago SB, Chicago IL | 81 | | Released from requisition 1917 |
| Cineas | Wood | Hull | 1001 | Nilson & Kelez SB, Seattle WA | | 2139 | |
| Cinyras | Wood | Hull | 1001 | Nilson & Kelez SB, Seattle WA | | 2140 | |
| Circinus | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 32 | 1706 | Cpl. priv. as Yard #34, ex West Haswell |
| City of Alameda | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5262 | 1132 | |
| City of Alma | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 22 | 618 | |
| City of Alton | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1492 | 1492 | |
| City of Berkeley | Steel | Cargo | 1015 | Union Indust.Wks, Oakland CA | 3 | 1463 | |
| City of Brunswick | Steel | Cargo | 1027 | Oscar Daniels SB, Tampa FL | 10 | 748 | |
| City of Dalhart | Steel | Cargo | 1027 | Oscar Daniels SB, Tampa FL | 9 | 747 | |
| City of Elwood | Steel | Cargo | 1037 | Doullut & Williams SB, N. Orleans LA | 1910 | 1910 | |
| City of Eureka | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 23 | 1697 | |
| City of Fairbury | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 535 | 535 | |
| City of Flint | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1510 | 1510 | |
| City of Fort Worth | Steel | Cargo | 1037 | Fuller, Geo.A., Wilmington NC | 1451 | 1451 | |
| City of Freeport | Steel | Tanker | 1058 | Baltimore DD&SB, Baltimore MD | 122 | 1339 | |
| City of Joliet | Steel | Cargo | 1037 | Fuller, Geo.A., Wilmington NC | 1448 | 1448 | |
| City of Lordsburg | Steel | Cargo | 1038 | Mobile SB, Mobile AL | 13 | 1237 | |
| City of Omaha | Steel | Cargo | 1037 | Fuller, Geo.A., Wilmington NC | 1447 | 1447 | |
| City of Rayville | Steel | Cargo | 1027 | Oscar Daniels SB, Tampa FL | 8 | 746 | |
| City of Reno | Steel | Tanker | 1041 | Moore SB, Oakland CA | 142 | 1028 | |
| City of Sherman | Steel | Cargo | 1025 | Pensacola SB, Pensacola FL | 970 | 970 | |
| City of Spokane | Steel | Cargo | 1105 | Skinner & Eddy, Seattle #1 WA | 55 | 1740 | |
| City of St. Joseph | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1498 | 1498 | |
| City of Vernon | Steel | Cargo | 1025 | Pensacola SB, Pensacola FL | 971 | 971 | |
| City of Weatherford | Steel | Cargo | 1025 | Pensacola SB, Pensacola FL | 972 | 972 | |
| Clackamas | Wood | Cargo | 1004 | Peninsula SB, Portland OR | | 35 | |
| Clairton | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 16 | 1427 | |
| Clark Mills | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 70 | 804 | |
| Clauseus | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 39 | 2374 | Cpl. priv., ex West Matas |
| Clavarack | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1488 | 1488 | |
| Clearwater | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1491 | 1491 | |
| Clemence C. Morse | Steel | Cargo | 1015 | Virginia SB, Alexandria VA | 6 | 980 | |
| Clement Smith | Steel | Tanker | 1059 | Baltimore DD&SB, Baltimore MD | 118 | 1254 | Cpl. priv., ex Danbury |
| Cleopatra | Wood | Tug-AT | 1055 | Crowninshield, Fall River MA | | 1232 | |
| Cliffwood | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1495 | 1495 | |
| Clincheo | Steel | Tug-AT | 1035 | Bethlehem, Elizabethport NJ | 2120 | 1171 | |
| Clio | Wood | Cargo | 1065 | Pacific Am Fisheries, Bellingham WA | | 2064 | |
| Clodia | Wood | Cargo | 1065 | Pacific Am Fisheries, Bellingham WA | | 2332 | |
| Clontarf | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1497 | 1497 | |
| Coahoma County | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1489 | 1489 | |
| Coaxet | Steel | Cargo | 1015 | Standifer, G.M., Vancouver WA | 2 | 1064 | |
| Cocheco | Steel | Tug-YT | 1036 | Northwest Eng'g, Green Bay WI | | 1344 | |
| Cochin | Wood | Hull | 1001 | Midland Bridge, Houston TX | | 360 | |
| Cockamong | Steel | Tug-YT | 1036 | Northwest Eng'g, Green Bay WI | | 1343 | |
| Cockaponset | Steel | Cargo | 1015 | Pacific Coast SB, Suisun Bay CA | 3 | 943 | |
| Cockatoo | Wood | Tug-YT | 1086 | Gibbs Gas Engine, S. Jacksonville FL | | 2694 | |
| Coconino | Wood | Hull | 1003 | Kruse & Banks, North Bend OR | | 430 | |
| Cocopa | Wood | Hull | 1114 | Fulton SB, Wilmington CA | | 435 | |
| Cody | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1535 | 1535 | |
| Coelleda | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1501 | 1501 | |
| Coeur d'Alene | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1502 | 1502 | |
| Cohasset | Req. | Cargo | 8500t | Fore River SB, Quincy MA | 273 | | |
| Cokato | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 7 | 553 | |
| Cokesit | Steel | Cargo | 1015 | Standifer, G.M., Vancouver WA | 1 | 1063 | |
| Cold Harbor | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1504 | 1504 | |
| Cold Spring | Steel | Cargo | 1025 | Newburgh SY, Newburgh NY | 5 | 1365 | |
| Coldbrook | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1503 | 1503 | |
| Coldwater | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1506 | 1506 | |
| Colin H. Livingstone | Steel | Cargo | 1015 | Virginia SB, Alexandria VA | 9 | 983 | |
| Colindo | Wood | Hull | 1001 | St. Helen's SB, St. Helen's OR | | 482 | |
| Collamer | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1509 | 1509 | |
| Collingsworth | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1511 | 1511 | |
| Coloma | Wood | Hull | 1001 | Tacoma SB, Tacoma WA | | 544 | |
| Colorado Springs | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #2 WA | 52 | 1933 | |
| Colthraps | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1513 | 1513 | |
| Columbine | Wood | Hull | 1001 | Kelley Spear, Bath ME | | 441 | |
| Comerant | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1508 | 1508 | |
| Commack | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1516 | 1516 | |
| Condor | Wood | Tug-YT | 1086 | Gibbs Gas Engine, S. Jacksonville FL | | 2692 | |
| Conehatta | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1519 | 1519 | |
| Conejos | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1520 | 1520 | |
| Conewago | Wood | Cargo | 1001 | Sloan SY, Olympia WA | | 47 | |
| Congaree | Wood | Hull | 1001 | Foundation, Newark NJ | | 115 | |
| Connersville | Steel | Cargo | 1042 | Great Lakes Engr, Ashtabula OH | 200 | 1280 | |
| Conness Peak | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1521 | 1521 | |
| Conotton | Steel | Cargo | 1020 | Globe SB, Superior WI | 113 | 1224 | |
| Conshohocken | Steel | Cargo | 1018 | Sun SB, Chester PA | 15 | 248 | |
| Consort | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 23 | 569 | |
| Continental Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 69 | 803 | |
| Contoocook | Steel | Cargo | 1020 | Globe SB, Superior WI | 114 | 1225 | |
| Cook | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 76 | 810 | |
| Coos Bay | Wood | Hull | 1003 | Coos Bay SB, Marshfield OR | | 451 | |
| Copalgrove | Steel | Cargo | 1020 | Globe SB, Superior WI | 116 | 1227 | |
| Coperas | Steel | Cargo | 1044 | Manitowoc SB, Manitowoc WI | 99 | 1304 | |
| Coquina | Steel | Cargo | 1044 | Manitowoc SB, Manitowoc WI | 100 | 1305 | |
| Coquitt | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 75 | 809 | |
| Corapeak | Steel | Cargo | 1044 | Manitowoc SB, Manitowoc WI | 101 | 1306 | |
| Corcoran | Steel | Cargo | 1044 | Manitowoc SB, Manitowoc WI | 102 | 1307 | |
| Cornucopia | Steel | Cargo | 1044 | Manitowoc SB, Manitowoc WI | 104 | 1309 | |
| Coronado | Req. | Cargo | 9400t | Moore & Scott IW, Oakland CA | 113 | | |
| Corone | Wood | Cargo | 1004 | Peninsula SB, Portland OR | | 2165 | |
| Corrales | Steel | Cargo | 1044 | Manitowoc SB, Manitowoc WI | 97 | 1311 | |
| Corsicana | Steel | Cargo | 1044 | Manitowoc SB, Manitowoc WI | 98 | 1312 | |
| Corson | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 531 | 531 | |
| Corus | Wood | Hull | 1001 | Meacham & Babcock, Seattle WA | | 2527 | |
| Corvallis | Wood | Cargo | 1004 | Peninsula SB, Portland OR | | 1097 | |
| Corvus | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 31 | 1705 | Cpl. priv. as Yard #33, ex West Hastain |
| Corydon | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 206 | 1256 | |
| Coskata | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 82 | 816 | |
| Cossa | Wood | Cargo | 1004 | Peninsula SB, Portland OR | | 2167 | |
| Costigan | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 13 | 609 | |
| Costilla | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 207 | 1257 | |
| Cotati | Steel | Cargo | 1015 | Moore SB, Oakland CA | 133 | 1019 | |
| Cote Blanche | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 208 | 1258 | |
| Cotopaxi | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 209 | 1259 | |
| Cotteral | Wood | Hull | 1003 | McEachern Ship, Astoria OR | | 663 | |
| Cottonplant | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 210 | 1260 | |
| Cottonwood | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 211 | 1261 | |
| Cotys | Wood | Cargo | 1004 | Peninsula SB, Portland OR | | 2168 | |
| Coulee | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 212 | 1262 | |
| Coulter | Wood | Hull | 1001 | Tampa Dock, Tampa FL | | 202 | |
| Council Bluffs | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 213 | 1263 | |
| Couparle | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 214 | 1264 | |
| Courageous | Req. | Cargo | 11800t | Union IW, Alameda CA | 166 | | |
| Courtois | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 215 | 1265 | |
| Coushatta | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 216 | 1266 | |
| Coutolene | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 217 | 1267 | |
| Covalt | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 218 | 1268 | |
| Covedale | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 219 | 1269 | |
| Covena | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 220 | 1270 | |
| Coverun | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 221 | 1271 | |
| Cowan | Steel | Cargo | 1060 | Great Lakes Engr, Ecorse MI | 222 | 1272 | |
| Cowanshannock | Steel | Cargo | 1060 | Great Lakes Engr, Ashtabula OH | 501 | 1273 | |
| Cowardin | Wood | Cargo | 1006 | National SB, Orange TX | | 238 | |
| Cowboy | Steel | Cargo | 1060 | Great Lakes Engr, Ashtabula OH | 502 | 1274 | |
| Cowee | Steel | Cargo | 1060 | Great Lakes Engr, Ashtabula OH | 503 | 1275 | |
| Coweta | Wood | Hull | 1001 | Foundation, Newark NJ | | 116 | |
| Cowiche | Steel | Cargo | 1060 | Great Lakes Engr, Ashtabula OH | 504 | 1276 | |
| Coyote | Wood | Hull | 1001 | Foundation, Newark NJ | | 117 | |
| Cozian | Wood | Cargo | 1001 | Sloan SY, Olympia WA | | 48 | |
| Crabtree | Steel | Cargo | 1060 | Great Lakes Engr, Ashtabula OH | 505 | 1277 | |
| Craftsman | Wood | Tug-AT | 1061 | Davis, M.M. &Sons, Solomons MD | | 1208 | |
| Craigrownie | Steel | Cargo | 1060 | Great Lakes Engr, Ashtabula OH | 506 | 1278 | |
| Craigsmere | Steel | Cargo | 1060 | Great Lakes Engr, Ashtabula OH | 507 | 1279 | |
| Craincreek | Steel | Cargo | 1042 | Great Lakes Engr, Ecorse MI | 201 | 1281 | |
| Cranenest | Steel | Cargo | 1042 | Great Lakes Engr, Ecorse MI | 202 | 1282 | |
| Cranford | Steel | Cargo | 1037 | Fuller, Geo.A., Wilmington NC | 1446 | 1446 | |
| Crathorne | Steel | Cargo | 1042 | Great Lakes Engr, Ashtabula OH | 203 | 1283 | |
| Crawl Keys | Steel | Cargo | 1042 | Great Lakes Engr, Ecorse MI | 204 | 1284 | |
| Craycroft | Steel | Cargo | 1042 | Great Lakes Engr, Ecorse MI | 205 | 1285 | |
| Cremna | Wood | Hull | 1001 | Rolph SB, Rolph CA | | 2378 | |
| Cremona | Wood | Hull | 1001 | Rolph SB, Rolph CA | | 2379 | |
| Creole State | Steel | Trnsp. | 1095 | New York SB, Camden NJ | 245 | 2586 | |
| Cresap | Wood | Cargo | 1004 | Peninsula SB, Portland OR | | 38 | |
| Creslone | Wood | Hull | 1001 | Rolph SB, Rolph CA | | 2380 | |
| Cripple Creek | Steel | Cargo | 1105 | Skinner & Eddy, Seattle #2 WA | 64 | 1942 | |
| Crisfield | Steel | Cargo | 1105 | Skinner & Eddy, Seattle #2 WA | 65 | 1943 | |
| Cross Keys | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #2 WA | 72 | 1946 | |
| Crown City | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 24 | 1407 | |
| Cruso | Wood | Cargo | 1065 | Pacific Am Fisheries, Bellingham WA | | 1201 | |
| Cubore | Req. | Bulk | 11300t | Bethlehem, Sparrows Point MD | 160 | | Released from requisition 1917 |
| Culberson | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 27 | 1410 | |
| Cumberland | Wood | Hull | 1001 | Cumberland SB, S. Portland ME | | 382 | |
| Cuprum | Steel | Cargo | 1015 | Pacific Coast SB, Suisun Bay CA | 7 | 947 | |
| Cushnet | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 84 | 818 | |
| Cushnoc | Steel | Cargo | 1025 | Pensacola SB, Pensacola FL | 966 | 966 | |
| Custodian | Wood | Tug-AT | 1061 | Davis, M.M. &Sons, Solomons MD | | 1212 | |
| Cutler | Wood | Barge | 1067 | Machias Ship Const., Machias ME | | 2325 | |
| Cuttyhunk | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 85 | 819 | |
| Cuyamaca | Conc. | Tanker | 1100 | Pacific Marine Const., San Diego CA | | 1723 | |
| Cuyos | Wood | Hull | 1001 | Groton IW, Noank CT | | 128 | |
| Cyclone | Wood | Tug-YT | 1086 | Eastern Shore SB, Sharptown MD | | 2498 | |
| Daca | Wood | Hull | 1001 | Meacham & Babcock, Seattle WA | | 443 | |
| Dacula | Wood | Cargo | 1001 | Sloan SY, Olympia WA | | 50 | |
| Dade County | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 44 | 590 | |
| Dalana | Wood | Cargo | 1011 | Supple & Ballin, Portland OR | | 229 | |
| Dalgada | Comp. | Cargo | 1010 | Mobile SB, Mobile AL | | 313 | |
| Dallas | Req. | Cargo | 7300t | Standard SB, Shooters Is. NY | 10 | | |
| Damacan | Wood | Hull | 1001 | Universal SB, Houston TX | | 161 | |
| Dancey | Wood | Hull | 1001 | J.M. Murdock, Jacksonville FL | | 356 | |
| Daniel Webster | Req. | Cargo | 12500t | Pennsylvania SB, Gloucester NJ | 11 | | |
| Dannedaike | Steel | Tanker | 1058 | Baltimore DD&SB, Baltimore MD | 120 | 1337 | |
| Danville | Steel | Tanker | 1058 | Baltimore DD&SB, Baltimore MD | 121 | 1338 | |
| Daram | Wood | Cargo | 1001 | Traylor SB, Cornwells PA | | 181 | |
| Dardania | Wood | Hull | 1001 | Sommarstrom SB, Columbia City OR | | 2521 | |
| Darden | Steel | Tanker | 1031 | Terry SB, Savannah GA | 111 | 1392 | |
| Dardora | Wood | Hull | 1001 | Universal SB, Houston TX | | 162 | |
| Daring | Wood | Tug-YT | 1086 | Brown, A.C. & Sons, Tottenville NY | | 2752 | |
| Darrah | Wood | Hull | 1001 | Hammond Lumber, Eureka CA | | 648 | |
| Dartford | Steel | Tanker | 1031 | Terry SB, Savannah GA | 112 | 1393 | |
| Dassalan | Wood | Hull | 1001 | North Carolina SB, Morehead City NC | | 370 | |
| Datis | Wood | Hull | 1001 | Sommarstrom SB, Columbia City OR | | 2522 | |
| Daulis | Wood | Hull | 1001 | Sommarstrom SB, Columbia City OR | | 2523 | |
| Dauperata | Steel | Cargo | 1016 | Baltimore DD&SB, Baltimore MD | 103 | 199 | |
| Davenport | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 24 | 620 | |
| Davidson County | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 46 | 592 | |
| Daytona | Wood | Barge | 1067 | St. John's River SY, Jacksonville FL | | 2103 | |
| Decatur Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 8 | 554 | |
| Deepwater | Req. | Collier | 12650t | New York SB, Camden NJ | 176 | | |
| Deer Lodge | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 28 | 1417 | |
| Deerfield | Req. | P&C | 10000t | Sun SB, Chester PA | 8 | | |
| Defender | Req. | Cargo | 11925t | New York SB, Camden NJ | 203 | | |
| Defiance | Req. | Cargo | 11800t | Union IW, Alameda CA | 164 | | |
| Degolia | Steel | Tug-YT | 1036 | Johnson IW, N. Orleans LA | | 1298 | |
| Degrey | Steel | Tug-YT | 1036 | Johnson IW, N. Orleans LA | | 1299 | |
| Delamar | Steel | Tug-YT | 1036 | Johnson IW, N. Orleans LA | | 1300 | |
| Delanco | Steel | Tug-YT | 1036 | Johnson IW, N. Orleans LA | | 1301 | |
| Deland | Steel | Tug-YT | 1036 | Johnson IW, N. Orleans LA | | 1302 | |
| Delanson | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 23 | 619 | |
| Delaplaine | Steel | Tug-YT | 1036 | Johnson IW, N. Orleans LA | | 1303 | |
| Delavan | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 53 | 787 | |
| Delco | Steel | Cargo | 1094 | Bethlehem, Wilmington DE | 3463 | 1975 | |
| Delfina | Steel | Cargo | 1043 | Hanlon DD&SB, Oakland CA | 80 | 1107 | |
| Delight | Steel | Cargo | 1014 | Seattle Con.&DD (Todd), Seattle WA | 110 | 109 | |
| Delisle | Steel | Cargo | 1043 | Hanlon DD&SB, Oakland CA | 81 | 1108 | |
| Dellwood | Steel | Cargo | 1043 | Hanlon DD&SB, Oakland CA | 82 | 1109 | |
| Delmarie | Wood | Hull | 1001 | Cumberland SB, S. Portland ME | | 388 | |
| Delphus | Wood | Hull | 1001 | Southern DD&SB, Orange TX | | 2363 | |
| Delrosa | Steel | Cargo | 1043 | Hanlon DD&SB, Oakland CA | 83 | 1110 | |
| Democracy | Req. | Cargo | 7300t | Standard SB, Shooters Is. NY | 1 | | |
| Depere | Steel | Cargo | 1043 | Hanlon DD&SB, Oakland CA | 84 | 1111 | |
| Deranof | Steel | Cargo | 1014 | Seattle Con.&DD (Todd), Seattle WA | 109 | 108 | |
| Derblay | Steel | Cargo | 1043 | Hanlon DD&SB, Oakland CA | 85 | 1112 | |
| Derbyline | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5257 | 1127 | |
| Deroche | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5258 | 1128 | |
| Dertona | Wood | Cargo | 1102 | Supple & Ballin, Portland OR | | 2194 | |
| Des Moines Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 105 | 839 | |
| Detroit Wayne | Steel | Cargo | 1099 | American SB, Detroit MI | 271 | 1794 | |
| Deuel | Steel | Cargo | 1013 | Duthie, J.F., Seattle WA | 28 | 1478 | |
| Deva | Wood | Cargo | 1102 | Supple & Ballin, Portland OR | | 2195 | |
| Devolente | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5259 | 1129 | |
| Dewey | Steel | Cargo | 1013 | Duthie, J.F., Seattle WA | 27 | 1477 | |
| Diablo | Steel | Cargo | 1015 | Pacific Coast SB, Suisun Bay CA | 1 | 941 | |
| Diana | Wood | Cargo | 1102 | Supple & Ballin, Portland OR | | 2196 | |
| Diligent | Wood | Tug-YT | 1086 | Leatham & Smith T&W, Sturgeon B WI | | 2155 | |
| Dillwyn | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5260 | 1130 | |
| Dilworth | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5261 | 1131 | |
| Dinsmore | Conc. | Tanker | 1100 | Bentley, A. &Sons, Jacksonville FL | | 1707 | |
| Dio | Steel | Cargo | 1017 | Downey SB, Milliken NY | 3 | 218 | |
| Dione | Wood | Hull | 1001 | Tacoma SB, Tacoma WA | | 2224 | |
| Director | Wood | Tug-AT | 1085 | Southland SS, Savannah GA | | 1381 | |
| Dirigo | Req. | Tanker | 9500t | Texas SS, Bath ME | 10 | | |
| District of Columbia | Steel | Tanker | 1059 | Baltimore DD&SB, Baltimore MD | 114 | 2858 | |
| Dochet | Steel | Cargo | 1017 | Downey SB, Milliken NY | 5 | 220 | |
| Donald McKay | Req. | Cargo | 9000t | Merchant SB, Chester PA | 361 | | |
| Donora | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 11 | 1422 | |
| Dover | Wood | Hull | 1001 | Shattuck, L.H., Portsmouth NH | | 404 | |
| Doylestown | Steel | Cargo | 1049 | Albina Engine&Mach, Portland OR | 17 | 2250 | |
| Dragoman | Wood | Tug-YT | 1086 | Consolidated SB, Morris Hts NY | | 2471 | |
| Drayman | Wood | Tug-YT | 1086 | Consolidated SB, Morris Hts NY | | 2472 | |
| Driver | Wood | Tug-YT | 1086 | International SB&Mar. Eng., Nyack NY | | 2452 | |
| Druid Hill | Wood | Barge | 1067 | Crook, H.E., Baltimore MD | | 2594 | |
| Dryden | Steel | Cargo | 1018 | Sun SB, Chester PA | 12 | 247 | |
| Dumaru | Wood | Cargo | 1003 | Grant Smith-Porter, St. Johns OR | | 257 | |
| Dungannon | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5267 | 1137 | |
| Dungeness | Wood | Hull | 1001 | Seaborn SY, Tacoma WA | | 480 | |
| Duquesne | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 8 | 962 | |
| Durango | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5268 | 1138 | |
| E.A. Morse | Steel | Cargo | 1015 | Virginia SB, Alexandria VA | 5 | 979 | |
| East Cape | Purch. | Cargo | 5820t | Japan-Kawasaki SY, Kobe | 420 | | |
| East Chicago | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 113 | 847 | |
| East Indian | Purch. | Cargo | 8183t | Japan-Uraga DY, Uraga | 138 | | |
| East Side | Steel | Cargo | 1063 | Standard SB, Shooters Is. NY | 17 | 1289 | |
| East Wind | Purch. | Cargo | 5820t | Japan-Kawasaki SY, Kobe | 414 | | |
| Easterling | Purch. | Cargo | 5820t | Japan-Kawasaki SY, Kobe | 421 | | |
| Eastern Admiral | Steel | Cargo | 1127 | Japan-Osaka IW, Osaka | 955 | 2036 | |
| Eastern Belle | Steel | Cargo | 1121 | Japan-Ishikawajima SB, Tokyo | 324 | 2012 | |
| Eastern Breeze | Steel | Cargo | 1125 | Japan-Uraga DY, Uraga | 153 | 2025 | |
| Eastern Chief | Purch. | Cargo | 4660t | Japan-Uraga DY, Uraga | 139 | | |
| Eastern Cloud | Steel | Cargo | 1122 | Japan-Kawasaki SY, Kobe | 458 | 2018 | |
| Eastern Coast | Steel | Cargo | 1119 | Japan-Yokohama DY, Yokohama | 57 | 2022 | |
| Eastern Crag | Steel | Cargo | 1119 | Japan-Yokohama DY, Yokohama | 56 | 2021 | |
| Eastern Cross | Purch. | Cargo | 4576t | Japan-Uraga DY, Uraga | 136 | | |
| Eastern Crown | Steel | Cargo | 1126 | Japan-Mitsubishi SB, Nagasaki | 315 | 2030 | |
| Eastern Dawn | Steel | Cargo | 1122 | Japan-Kawasaki SY, Kobe | 457 | 2017 | |
| Eastern Exporter | Steel | Cargo | 1122 | Japan-Mitsui Bussan, Uno | 33 | 2029 | |
| Eastern Gale | Steel | Cargo | 1125 | Japan-Uraga DY, Uraga | 154 | 2026 | |
| Eastern Glade | Steel | Cargo | 1126 | Japan-Uchida SY, Kawasaki | 5 | 2032 | |
| Eastern Glen | Steel | Cargo | 1126 | Japan-Uchida SY, Kawasaki | 6 | 2033 | |
| Eastern Guide | Steel | Cargo | 1119 | Japan-Yokohama DY, Yokohama | 55 | 2020 | |
| Eastern Importer | Steel | Cargo | 1122 | Japan-Mitsui Bussan, Uno | 32 | 2028 | |
| Eastern King | Purch. | Cargo | 6731t | Japan-Harima SY, Aioi | 11 | | |
| Eastern Knight | Steel | Cargo | 1127 | Japan-Osaka IW, Osaka | 953 | 2034 | |
| Eastern Leader | Steel | Cargo | 1119 | Japan-Fujinigata SY, Fujinigata | 37 | 2009 | |
| Eastern Light | Purch. | Cargo | 7192t | Japan-Osaka IW, Osaka | 951 | | |
| Eastern Maid | Steel | Cargo | 1121 | Japan-Ishikawajima SB, Tokyo | 325 | 2013 | |
| Eastern Mariner | Steel | Cargo | 1127 | Japan-Osaka IW, Osaka | 954 | 2035 | |
| Eastern Merchant | Steel | Cargo | 1124 | Japan-Asano SY, Tsurumi | 17 | 2023 | |
| Eastern Moon | Steel | Cargo | 1122 | Japan-Kawasaki SY, Kobe | 454 | 2014 | |
| Eastern Ocean | Steel | Cargo | 1122 | Japan-Kawasaki SY, Kobe | 455 | 2015 | |
| Eastern Pilot | Steel | Cargo | 1121 | Japan-Harima SY, Aioi | 12 | 2011 | |
| Eastern Planet | Steel | Cargo | 1122 | Japan-Kawasaki SY, Kobe | 456 | 2016 | |
| Eastern Queen | Purch. | Cargo | 5820t | Japan-Kawasaki SY, Kobe | 407 | | |
| Eastern Sailor | Steel | Cargo | 1127 | Japan-Osaka IW, Osaka | 956 | 2037 | |
| Eastern Sea | Purch. | Cargo | 5820t | Japan-Kawasaki SY, Kobe | 412 | | |
| Eastern Shore | Purch. | Cargo | 2995t | Japan-Harima SY, Aioi | 9 | | |
| Eastern Soldier | Steel | Cargo | 1120 | Japan-Harima SY, Toba | 13 | 2010 | |
| Eastern Star | Purch. | Cargo | 4385t | Japan-Osaka IW, Osaka | 915 | | |
| Eastern Sun | Purch. | Cargo | 5820t | Japan-Kawasaki SY, Kobe | 410 | | |
| Eastern Sword | Steel | Cargo | 1118 | Japan-Asahi SY, Asahi | 6 | 2008 | |
| Eastern Tempest | Steel | Cargo | 1125 | Japan-Uraga DY, Uraga | 155 | 2027 | |
| Eastern Temple | Steel | Cargo | 1123 | Japan-Nitta Kisen, Osaka | 10 | 2019 | |
| Eastern Trader | Steel | Cargo | 1124 | Japan-Asano SY, Tsurumi | 18 | 2024 | |
| Eastern Victor | Steel | Cargo | 1126 | Japan-Mitsubishi SB, Nagasaki | 316 | 2031 | |
| Easterner | Purch. | Cargo | 5820t | Japan-Kawasaki SY, Kobe | 408 | | |
| Eastport | Purch. | Cargo | 4385t | Japan-Osaka IW, Osaka | 907 | | |
| Eclipse | Req. | Cargo | 11800t | Union IW, Alameda CA | 168 | | |
| Edellyn | Req. | P&C | 10000t | Sun SB, Chester PA | 9 | | |
| Edenton | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #1 WA | 40 | 1731 | |
| Edgecombe | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #1 WA | 41 | 1732 | |
| Edgefield | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #1 WA | 42 | 1733 | |
| Edgehill | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #1 WA | 45 | 1734 | |
| Edgemont | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #1 WA | 46 | 1735 | |
| Edgemoor | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #1 WA | 48 | 1736 | |
| Edgewood | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #1 WA | 49 | 1737 | |
| Edisto | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #1 WA | 51 | 1738 | |
| Editor | Steel | Cargo | 1105 | Skinner & Eddy, Seattle #2 WA | 60 | 1938 | |
| Edmore | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #1 WA | 53 | 1739 | |
| Edward L. Doheny III | Req. | Tanker | 12300t | New York SB, Camden NJ | 190 | | |
| Eelbeck | Steel | Cargo | 1105 | Skinner & Eddy, Seattle #1 WA | 57 | 1741 | |
| Effingham | Steel | Cargo | 1105 | Skinner & Eddy, Seattle #1 WA | 67 | 1742 | |
| Effna | Steel | Cargo | 1105 | Skinner & Eddy, Seattle #1 WA | 66 | 1743 | |
| Egeria | Wood | Hull | 1001 | Wilson SB, Astoria OR | | 2291 | |
| Eglantine | Steel | Cargo | 1105 | Skinner & Eddy, Seattle #1 WA | 68 | 1744 | |
| Egremont | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #1 WA | 69 | 1745 | |
| El Capitan | Req. | Cargo | 6200t | Newport News SB&DD, Newport News VA | 204 | | |
| Eldena | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #2 WA | 43 | 1929 | |
| Eldorado | Req. | Cargo | 3000t | Long Beach SB, Long Beach CA | 125 | | |
| Eldridge | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #2 WA | 47 | 1931 | |
| Elestra | Wood | Hull | 1001 | Wright SY, Tacoma WA | | 2089 | |
| Elinor | Req. | Cargo | 6200t | Baltimore DD&SB, Baltimore MD | 81 | | |
| Elissa | Wood | Hull | 1001 | Wright SY, Tacoma WA | | 2090 | |
| Elkhorn | Steel | Cargo | 1105 | Skinner & Eddy, Seattle #2 WA | 59 | 1937 | |
| Elkridge | Steel | Cargo | 1105 | Skinner & Eddy, Seattle #2 WA | 58 | 1936 | |
| Elkton | Steel | Cargo | 1105 | Skinner & Eddy, Seattle #2 WA | 62 | 1940 | |
| Elmsport | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #2 WA | 50 | 1932 | |
| Emergency Aid | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 35 | 631 | |
| Empire State | Steel | Trnsp. | 1029 | New York SB, Camden NJ | 254 | 2580 | |
| Endicott | Steel | Cargo | 1105 | Skinner & Eddy, Seattle #2 WA | 61 | 1939 | |
| Endymion | Wood | Hull | 1001 | Wright SY, Tacoma WA | | 2315 | |
| Energy | Wood | Tug-YT | 1086 | Leatham & Smith T&W, Sturgeon B WI | | 2154 | |
| Englewood | Req. | Cargo | 7300t | Standard SB, Shooters Is. NY | 5 | | |
| Epitacio Pessoa | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 15 | 611 | |
| Escambia | Steel | Cargo | 1025 | Pensacola SB, Pensacola FL | 965 | 965 | |
| Escatawpa | Wood | Hull | 1001 | Dantzler SB&DD, Moss Point MS | | 639 | |
| Esopus | Wood | Hull | 1001 | Kingston SB, Kingston NY | | 272 | |
| Ethan Allen | Req. | Cargo | 12500t | Pennsylvania SB, Gloucester NJ | 15 | | |
| Euharlee | Wood | Hull | 1001 | U.S.Maritime, Brunswick GA | | 364 | |
| Everglades | Req. | Cargo | 3500t | Tampa SB & Eng'g., Tampa FL | 32 | | |
| Evergreen City | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 25 | 621 | |
| Eyota | Wood | Hull | 1001 | Wright SY, Tacoma WA | | 491 | |
| F. D. Asche | Req. | Tanker | 11375t | Newport News SB&DD, Newport News VA | 209 | | Released from requisition 1918 |
| F. J. Luckenbach | Req. | Cargo | 10000t | Fore River SB, Quincy MA | 265 | | Released from requisition 1918 |
| Fairfield | Wood | Hull | 1001 | Housatonic SB, Stratford CT | | 455 | |
| Fairmont | Req. | Collier | 8600t | New York SB, Camden NJ | 182 | | |
| Falmouth | Wood | Hull | 1001 | Cumberland SB, S. Portland ME | | 383 | |
| Fame | Wood | Tug-AT | 1055 | Crowninshield, Fall River MA | | 1229 | |
| Faraby | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 26 | 572 | |
| Fargo | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1861 | 1861 | |
| Farnam | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 27 | 573 | |
| Fassett | Wood | Hull | 1001 | Tacoma SB, Tacoma WA | | 545 | |
| Federal | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 2 | 956 | |
| Federal Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 71 | 805 | |
| Feltore | Req. | Bulk | 11300t | Bethlehem, Sparrows Point MD | 161 | | Released from requisition 1917 |
| Fernandina | Wood | Hull | 1001 | U.S.Maritime, Brunswick GA | | 365 | |
| Fire Island | Req. | Cargo | 4350t | Pusey & Jones, Wilmington DE | 1010 | | |
| Firmore | Req. | Bulk | 11300t | Bethlehem, Sparrows Point MD | 166 | | Released from requisition 1918 |
| Firthcliff | Steel | Cargo | 1025 | Newburgh SY, Newburgh NY | 6 | 1366 | |
| Fishers Island | Req. | Cargo | 4350t | Pusey & Jones, Wilmington DE | 1013 | | |
| Fishkill | Steel | Cargo | 1025 | Newburgh SY, Newburgh NY | 10 | 1370 | |
| Flavel | Wood | Hull | 1003 | McEachern Ship, Astoria OR | | 665 | |
| Florence H | Req. | Cargo | 5500t | Great Lakes Engr, Ecorse MI | 168 | | |
| Folsom | Wood | Hull | 1001 | Foundation, Newark NJ | | 122 | |
| Fonduco | Wood | Hull | 1001 | Sanderson & Porter, Raymond WA | | 89 | |
| Force | Wood | Tug-YT | 1086 | Brown, A.C. & Sons, Tottenville NY | | 2753 | |
| Foreman | Wood | Tug-YT | 1086 | Consolidated SB, Morris Hts NY | | 2470 | |
| Forster | Wood | Hull | 1001 | Nilson & Kelez SB, Seattle WA | | 466 | |
| Fort Armstrong | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 110 | 844 | |
| Fort Dade | Wood | Hull | 1001 | Tampa Dock, Tampa FL | | 2095 | |
| Fort George | Wood | Hull | 1001 | J.M. Murdock, Jacksonville FL | | 2045 | |
| Fort Harrison | Wood | Hull | 1001 | Tacoma SB, Tacoma WA | | 2221 | |
| Fort Howard | Wood | Tug-YT | 1086 | Northwest Eng'g, Green Bay WI | | 2810 | |
| Fort Jackson | Wood | Hull | 1001 | Tacoma SB, Tacoma WA | | 2222 | |
| Fort Laramie | Wood | Hull | 1001 | Kruse & Banks, North Bend OR | | 2131 | |
| Fort Lauderdale | Wood | Hull | 1001 | J.M. Murdock, Jacksonville FL | | 2046 | |
| Fort Leavenworth | Wood | Hull | 1001 | Kruse & Banks, North Bend OR | | 2129 | |
| Fort Lewis | Wood | Hull | 1001 | Kruse & Banks, North Bend OR | | 2132 | |
| Fort Logan | Wood | Hull | 1001 | Kruse & Banks, North Bend OR | | 2130 | |
| Fort McHenry | Steel | Tanker | 1058 | Baltimore DD&SB, Baltimore MD | 125 | 1342 | Cpl. priv., ex Darcy |
| Fort Pierce | Wood | Hull | 1001 | St. John's River SY, Jacksonville FL | | 2099 | |
| Fort Pitt Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 9 | 555 | |
| Fort Riley | Wood | Hull | 1001 | Seaborn SY, Tacoma WA | | 2135 | |
| Fort Russell | Wood | Hull | 1001 | Seaborn SY, Tacoma WA | | 2136 | |
| Fort Scott | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 2172 | |
| Fort Seward | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 2181 | |
| Fort Shaw | Wood | Hull | 1001 | St. Helen's SB, St. Helen's OR | | 2138 | |
| Fort Sheridan | Wood | Hull | 1001 | St. Helen's SB, St. Helen's OR | | 2137 | |
| Fort Sill | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 2174 | |
| Fort Smith | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 2175 | |
| Fort Snelling | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 2180 | |
| Fort Stanwix | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 2182 | |
| Fort Stevens | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 2173 | |
| Fort Union | Wood | Hull | 1001 | Tacoma SB, Tacoma WA | | 2223 | |
| Fort Wayne | Steel | Cargo | 1016 | Baltimore DD&SB, Baltimore MD | 97 | 193 | |
| Fort Worth | Wood | Hull | 1001 | Midland Bridge, Houston TX | | 362 | |
| Fort Wright | Wood | Hull | 1001 | Tacoma SB, Tacoma WA | | 546 | |
| Fourth Alabama | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 65 | 799 | |
| Franklin County | Steel | Cargo | 1099 | American SB, Lorain OH | 772 | 1824 | |
| Fred W. Weller | Req. | Tanker | 14900t | Union IW, San Francisco CA | 134 | | Released from requisition 1917 |
| Freeman | Req. | Collier | 4900t | New York SB, Camden NJ | 183 | | |
| Fresno | Req. | Cargo | 9400t | Moore & Scott IW, Oakland CA | 118 | | |
| Fluor Spar | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 526 | 526 | |
| Gaffney | Steel | Cargo | 1014 | Seattle Con.&DD (Todd), Seattle WA | 111 | 110 | |
| Galahad | Steel | Cargo | 1016 | Baltimore DD&SB, Baltimore MD | 100 | 196 | |
| Galesburg | Req. | Cargo | 7300t | Standard SB, Shooters Is. NY | 6 | | |
| Galveston | Steel | Cargo | 1037 | Doullut & Williams SB, N. Orleans LA | 1912 | 1912 | |
| Ganeri | Wood | Hull | 1001 | Housatonic SB, Stratford CT | | 459 | |
| Garfield | Req. | Cargo | 3500t | Moore, S.L. & Sons, Elizabethport NJ | 116 | | |
| Garibaldi | Req. | Cargo | 4500t | Harlan & Hollingsworth, Wilmington DE | 456 | | |
| Gateway City | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 30 | 626 | |
| Geo. H. Jones | Req. | Tanker | 10150t | Sun SB, Chester PA | 14 | | |
| George E. Weed | Req. | Cargo | 9000t | Merchant SB, Chester PA | 369 | | |
| George M. Morse | Steel | Cargo | 1015 | Virginia SB, Alexandria VA | 10 | 984 | |
| George Pierce | Req. | Cargo | 9000t | Merchant SB, Chester PA | 370 | | |
| George W. Barnes | Req. | Tanker | 9100t | Fore River SB, Quincy MA | 268 | | |
| Gildersleeve | Wood | Hull | 1001 | Gildersleeve Ship Const., Gildersleeve CT | | 263 | |
| Gladysbe | Steel | Tanker | 1031 | Terry SB, Savannah GA | 113 | 1394 | |
| Glen Ridge | Steel | Cargo | 1063 | Standard SB, Shooters Is. NY | 18 | 1290 | |
| Glen White | Req. | Collier | 8600t | New York SB, Camden NJ | 191 | | |
| Glendola | Steel | Cargo | 1049 | Albina Engine&Mach, Portland OR | 11 | 1688 | |
| Glendoyle | Steel | Cargo | 1049 | Albina Engine&Mach, Portland OR | 12 | 1689 | |
| Glenora | Steel | Cargo | 1046 | Bethlehem, Wilmington DE | 3460 | 1143 | |
| Glorieta | Steel | Cargo | 1049 | Albina Engine&Mach, Portland OR | 13 | 1690 | |
| Glymont | Steel | Cargo | 1049 | Albina Engine&Mach, Portland OR | 14 | 1691 | |
| Glyndon | Steel | Cargo | 1049 | Albina Engine&Mach, Portland OR | 15 | 1692 | |
| Gold Star | Steel | Cargo | 1046 | Bethlehem, Wilmington DE | 3459 | 1142 | |
| Golden State | Steel | Trnsp. | 1029 | Newport News SB&DD, Newport News VA | 256 | 2872 | |
| Gonzalis | Wood | Hull | 1001 | Southern DD&SB, Orange TX | | 351 | |
| Goodspeed | Steel | Cargo | 1020 | American SB, Detroit MI | 232 | 1578 | |
| Goree | Steel | Cargo | 1020 | American SB, Detroit MI | 233 | 1579 | |
| Gosport | Steel | Cargo | 1046 | Bethlehem, Sparrows Point MD | 4184 | 1550 | |
| Governor John Lind | Req. | Cargo | 5500t | Hanlon DD&SB, Oakland CA | 78 | | |
| Granite State | Steel | Trnsp. | 1095 | New York SB, Camden NJ | 246 | 2587 | |
| Gray Cloud | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 1895 | |
| Gray Eagle | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 1893 | |
| Grayling | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 1892 | |
| Great Falls | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1863 | 1863 | |
| Green Bay | Wood | Tug-YT | 1086 | Northwest Eng'g, Green Bay WI | | 2808 | |
| Greenland | Req. | Cargo | 9000t | Merchant SB, Chester PA | 362 | | |
| Grenadier | Steel | Cargo | 1094 | Bethlehem, Elizabethport NJ | 2149 | 1981 | |
| Guardian | Wood | Tug-YT | 1086 | Northwest Eng'g, Green Bay WI | | 2074 | |
| Guardsman | Wood | Tug-AT | 1061 | Davis, M.M. &Sons, Solomons MD | | 1211 | |
| Guaro | Req. | Cargo | 4500t | Harlan & Hollingsworth, Wilmington DE | 454 | | |
| Guilford | Wood | Hull | 1001 | Maryland SB, Sollers Pt MD | | 99 | |
| Guimba | Steel | Cargo | 1015 | Moore SB, Oakland CA | 124 | 148 | |
| Gulf Queen | Req. | Tanker | 8600t | New York SB, Camden NJ | 196 | | |
| Gulfland | Req. | Tanker | 7300t | New York SB, Camden NJ | 189 | | |
| Gulftrade | Req. | Tanker | 10000t | Sun SB, Chester PA | 19 | | |
| Gunston Hall | Steel | Cargo | 1015 | Virginia SB, Alexandria VA | 1 | 975 | |
| H. M. Flagler | Req. | Tanker | 11375t | Newport News SB&DD, Newport News VA | 208 | | Released from requisition 1918 |
| H.F. Morse | Steel | Cargo | 1015 | Virginia SB, Alexandria VA | 4 | 978 | |
| Haddon | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 56 | 790 | |
| Hadnot | Steel | Tanker | 1045 | Bethlehem, Quincy MA | 1379 | 1670 | |
| Hagan | Steel | Tanker | 1045 | Bethlehem, Quincy MA | 1380 | 1671 | |
| Hagood | Steel | Tanker | 1047 | Bethlehem, Sparrows Point MD | 4189 | 1673 | |
| Hahatonka | Steel | Tanker | 1047 | Bethlehem, Sparrows Point MD | 4190 | 1674 | |
| Hahira | Steel | Tanker | 1047 | Bethlehem, Sparrows Point MD | 4191 | 1675 | |
| Haleakala | Steel | Cargo | 1019 | Long Beach SB, Long Beach CA | 134 | 2079 | |
| Half Moon | Steel | Cargo | 1025 | Newburgh SY, Newburgh NY | 14 | 2833 | |
| Hallowell | Wood | Barge | 1067 | Crosby Nav., Richmond ME | | 2577 | |
| Halo | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5269 | 1676 | |
| Halsey | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5270 | 1677 | |
| Halway | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5271 | 1678 | |
| Hambro | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5272 | 1679 | |
| Hamer | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5273 | 1680 | |
| Hamlin | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 77 | 811 | |
| Hammac | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5274 | 1681 | |
| Hampton Roads | Steel | Tanker | 1059 | Baltimore DD&SB, Baltimore MD | 113 | 1249 | |
| Hancock County | Steel | Cargo | 1099 | American SB, Detroit MI | 274 | 1797 | |
| Hanley | Steel | Cargo | 1032 | Bethlehem, Alameda CA | 5276 | 1683 | |
| Hannawa | Steel | Cargo | 1032 | Bethlehem, Alameda CA | 5277 | 1684 | |
| Hanover | Steel | Cargo | 1018 | Sun SB, Chester PA | 11 | 246 | |
| Harish | Wood | Hull | 1001 | J.M. Murdock, Jacksonville FL | | 357 | |
| Harraskeekit | Wood | Hull | 1001 | Freeport SB, S. Freeport ME | | 461 | |
| Hartford | Steel | Cargo | 1016 | Groton IW, Groton CT | 6 | 377 | |
| Harvester | Req. | Tanker | 9800t | Texas SS, Bath ME | 23 | | |
| Hasbe | Wood | Hull | 1001 | Mccammon, J.N., Beaumont TX | | 328 | |
| Haslehurst | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 101 | 835 | |
| Hastings | Steel | Cargo | 1025 | Pensacola SB, Pensacola FL | 973 | 973 | |
| Hastnai | Wood | Cargo | 1084 | Continental SB, Yonkers NY | | 2049 | |
| Hatchie | Steel | Cargo | 1015 | Union Indust.Wks, Oakland CA | 1 | 1461 | |
| Hathaway | Steel | Cargo | 1015 | Union Indust.Wks, Oakland CA | 2 | 1462 | |
| Hatteras | Req. | Cargo | 7400t | Bethlehem, Sparrows Point MD | 167 | | |
| Hauler | Wood | Tug-YT | 1086 | International SB&Mar. Eng., Nyack NY | | 2453 | |
| Haverhill | Wood | Hull | 1001 | Shattuck, L.H., Portsmouth NH | | 395 | |
| Havilah | Steel | Cargo | 1015 | Union Indust.Wks, Oakland CA | 4 | 1464 | |
| Hawarden | Steel | Cargo | 1015 | Union Indust.Wks, Oakland CA | 5 | 1465 | |
| Hawk | Wood | Tug-YT | 1086 | Gibbs Gas Engine, S. Jacksonville FL | | 2691 | |
| Hawkeye State | Steel | Trnsp. | 1029 | Bethlehem, Sparrows Point MD | 4180 | 1164 | |
| Haxtum | Steel | Cargo | 1015 | Union Indust.Wks, Oakland CA | 6 | 1466 | |
| Hayden | Steel | Cargo | 1015 | Union Indust.Wks, Oakland CA | 7 | 1467 | |
| Haymon | Steel | Cargo | 1015 | Union Indust.Wks, Oakland CA | 8 | 1468 | |
| Haynie | Steel | Cargo | 1015 | Union Indust.Wks, Oakland CA | 9 | 1469 | |
| Heber | Steel | Cargo | 1015 | Union Indust.Wks, Oakland CA | 10 | 1470 | |
| Heffron | Steel | Cargo | 1032 | Bethlehem, Alameda CA | 5215 | 1574 | |
| Hegira | Steel | Cargo | 1032 | Bethlehem, Alameda CA | 5216 | 1575 | |
| Helmsman | Wood | Tug-YT | 1086 | Consolidated SB, Morris Hts NY | | 2473 | |
| Henry Clay | Req. | Cargo | 12500t | Pennsylvania SB, Gloucester NJ | 8 | | |
| Henry County | Steel | Cargo | 1099 | American SB, Lorain OH | 771 | 1823 | |
| Henry S. Grove | Req. | Cargo | 9400t | Cramp, W. & Sons, Philadelphia PA | 456 | | |
| Henry Steers | Req. | Cargo | 9000t | Merchant SB, Chester PA | 363 | | |
| Herbert L. Pratt | Req. | Tanker | 10475t | Union IW, Alameda CA | 144 | | |
| Hermitage | Steel | Barge | 1096 | Nashville Bridge, Nashville TN | | 2777 | |
| Hickman | Req. | Cargo | 7300t | Standard SB, Shooters Is. NY | 8 | | |
| Hico | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 18 | 564 | |
| Highflyer | Wood | Tug-YT | 1086 | Sullivan, J.W., Sailors Snug Hbr NY | | 2697 | |
| Higho | Steel | Cargo | 1014 | Seattle Con.&DD (Todd), Seattle WA | 105 | 106 | |
| Hillsborough County | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 43 | 589 | |
| Himoto | Wood | Cargo | 1001 | Sloan SY, Olympia WA | | 41 | |
| Hinckley | Steel | Cargo | 1063 | Standard SB, Shooters Is. NY | 24 | 1296 | |
| Hisko | Req. | Tanker | 9000t | Merchant SB, Chester PA | 350 | | Cylindrical tanks |
| Hoboken | Steel | Cargo | 1014 | Todd DD&Const, Tacoma WA | 19 | 2640 | Cpl. priv. as Yard 34, ex Patmos |
| Hog Island | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1483 | 1483 | |
| Hokah | Wood | Hull | 1001 | Groton IW, Noank CT | | 125 | |
| Holbrook | Wood | Cargo | 1003 | Grant Smith-Porter, St. Johns OR | | 261 | |
| Hollywood | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 18 | 2213 | |
| Holyoke Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 108 | 842 | |
| Homestead | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 7 | 961 | |
| Honnedaga | Steel | Cargo | 1015 | Groton IW, Groton CT | 7 | 1542 | |
| Hoosac | Wood | Hull | 1001 | Tampa Dock, Tampa FL | | 203 | |
| Hoosier State | Steel | Trnsp. | 1029 | New York SB, Camden NJ | 256 | 2582 | |
| Hopatcong | Steel | Cargo | 1015 | Groton IW, Groton CT | 9 | 1544 | |
| Horado | Wood | Cargo | 1006 | National SB, Orange TX | | 240 | |
| Houma | Steel | Tanker | 1047 | Bethlehem, Sparrows Point MD | 4177 | 1145 | |
| Houston | Steel | Cargo | 1038 | Mobile SB, Mobile AL | 12 | 658 | |
| Hoven | Steel | Tanker | 1047 | Bethlehem, Sparrows Point MD | 4178 | 1146 | |
| Hoxbar | Steel | Tanker | 1047 | Bethlehem, Sparrows Point MD | 4179 | 1147 | |
| Hoxie | Steel | Cargo | 1046 | Bethlehem, Sparrows Point MD | 4182 | 1548 | |
| Huachuca | Steel | Cargo | 1046 | Bethlehem, Sparrows Point MD | 4183 | 1549 | |
| Hugoton | Steel | Tanker | 1047 | Bethlehem, Sparrows Point MD | 4185 | 1551 | |
| Huguenot | Steel | Tanker | 1047 | Bethlehem, Sparrows Point MD | 4186 | 1552 | |
| Hukey | Steel | Tug-AT | 1035 | Whitney Bros., Superior WI | 51 | 1442 | |
| Hulaco | Steel | Tanker | 1047 | Bethlehem, Sparrows Point MD | 4187 | 1553 | |
| Hulver | Steel | Tug-AT | 1035 | Whitney Bros., Superior WI | 52 | 1443 | |
| Humaconna | Steel | Tug-AT | 1035 | Whitney Bros., Superior WI | 53 | 1444 | |
| Humrick | Steel | Tug-AT | 1035 | Whitney Bros., Superior WI | 54 | 1445 | |
| Hurricane | Wood | Tug-YT | 1086 | Eastern Shore SB, Sharptown MD | | 2493 | |
| Hutchinson | Steel | Cargo | 1038 | Mobile SB, Mobile AL | 9 | 655 | |
| Hyannis | Wood | Cargo | 1001 | Sloan SY, Olympia WA | | 42 | |
| Hybert | Steel | Cargo | 1037 | Fuller, Geo.A., Wilmington NC | 1452 | 1452 | |
| Iberia | Wood | Barge | 1067 | Union Bridge&Const, Morgan City LA | | 2005 | |
| Ice King | Req. | Reefer | 7300t | Standard SB, Shooters Is. NY | 3 | | |
| Iceland | Req. | Cargo | 9000t | Merchant SB, Chester PA | 349 | | |
| Iconium | Steel | Cargo | 1015 | Seattle N. Pacific SB, Seattle WA | 3 | 751 | |
| Imlay | Steel | Tanker | 1041 | Moore SB, Oakland CA | 139 | 1025 | |
| Imukfa | Wood | Hull | 1001 | Babare Bros., Tacoma WA | | 2685 | |
| Independence | Req. | Cargo | 11800t | Union IW, Alameda CA | 162 | | |
| Independence Hall | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1518 | 1518 | |
| Independent Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 73 | 807 | |
| Indiana Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 81 | 815 | |
| Indiana Harbor | Steel | Cargo | 1099 | American SB, Lorain OH | 775 | 1827 | |
| Indianapolis | Req. | Cargo | 12500t | Pennsylvania SB, Gloucester NJ | 7 | | |
| Ingold | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 4 | 550 | |
| Inoko | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 17 | 1428 | |
| Inspector | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1482 | 1482 | |
| Intan | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 11 | 607 | |
| Invincible | Req. | Cargo | 11800t | Union IW, Alameda CA | 165 | | |
| Ipswich | Req. | Cargo | 9000t | Merchant SB, Chester PA | 348 | | |
| Irvington | Steel | Cargo | 1025 | Newburgh SY, Newburgh NY | 7 | 1367 | |
| Isanti | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 1 | 334 | |
| Iskum | Wood | Hull | 1001 | Kingston SB, Kingston NY | | 274 | |
| Issaquena | Wood | Hull | 1001 | St. Helen's SB, St. Helen's OR | | 481 | |
| Isto | Wood | Hull | 1001 | Housatonic SB, Stratford CT | | 458 | |
| Italia | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 119 | 853 | Cpl. priv., ex Sterling Bridge |
| Itanca | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 290 | |
| Itompa | Wood | Cargo | 1006 | National SB, Orange TX | | 242 | |
| J. A. Bostwick | Req. | Tanker | 11720t | Harlan & Hollingsworth, Wilmington DE | 445 | | |
| J. C. Donnell | Req. | Tanker | 14800t | Newport News SB&DD, Newport News VA | 205 | | Released from requisition 1918 |
| J. E. O'Neil | Req. | Tanker | 10475t | Union IW, Alameda CA | 143 | | |
| J.R.Gordon | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 37 | 2372 | Cpl. priv., ex West Joplin |
| Jackson | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 28 | 574 | |
| Jacksonville | Req. | Cargo | 6500t | Merrill-Stevens, Jacksonville FL | 107 | | |
| Jacona | Steel | Cargo | 1014 | Seattle Con.&DD (Todd), Tacoma WA | 26 | 111 | Ex Seattle hull #112 |
| Jacox | Steel | Cargo | 1049 | Albina Engine&Mach, Portland OR | 10 | 1219 | |
| Jadden | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #2 WA | 71 | 1945 | |
| Jalapa | Steel | Cargo | 1015 | Moore SB, Oakland CA | 145 | 2233 | |
| James Otis | Req. | Cargo | 12500t | Pennsylvania SB, Gloucester NJ | 19 | | |
| Janelew | Steel | Cargo | 1015 | Moore SB, Oakland CA | 147 | 2235 | |
| Jasper | Wood | Hull | 1001 | Heldenfels Bros, Rockport TX | | 645 | |
| Jeannette Skinner | Req. | Cargo | 8800t | Skinner & Eddy, Seattle #1 WA | 6 | | |
| Jeff Davis | Steel | Cargo | 1037 | Doullut & Williams SB, N. Orleans LA | 1911 | 1911 | |
| Jefferson County | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 42 | 588 | |
| Jekyl | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 16 | 562 | |
| Jennie R. Morse | Steel | Cargo | 1015 | Virginia SB, Alexandria VA | 7 | 981 | |
| Jeptha | Steel | Cargo | 1043 | Hanlon DD&SB, Oakland CA | 86 | 2253 | |
| John Adams | Req. | Cargo | 12500t | Pennsylvania SB, Gloucester NJ | 12 | | |
| John Englis | Req. | Cargo | 9000t | Merchant SB, Chester PA | 367 | | |
| John Jay | Req. | Cargo | 12500t | Pennsylvania SB, Gloucester NJ | 18 | | |
| John M. Connelly | Req. | Tanker | 7000t | Pennsylvania SB, Gloucester NJ | 2 | | |
| John Roach | Req. | Cargo | 9000t | Merchant SB, Chester PA | 358 | | |
| John Stevens | Req. | Cargo | 9000t | Merchant SB, Chester PA | 368 | | |
| Johnson City | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 40 | 586 | |
| Jolee | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1525 | 1525 | |
| Jomar | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1514 | 1514 | |
| Jonesport | Wood | Barge | 1067 | Machias Ship Const., Machias ME | | 2324 | |
| K. I. Luckenbach | Req. | Cargo | 10000t | Fore River SB, Quincy MA | 264 | | Released from requisition 1918 |
| Kahoka | Wood | Cargo | 1001 | Tenney, C.H., Hampton VA | | 174 | |
| Kaleen | Steel | Tug-AT | 1035 | Whitney Bros., Superior WI | 60 | 2044 | |
| Kamesit | Steel | Cargo | 1015 | Moore SB, Oakland CA | 127 | 151 | |
| Kanabec | Comp. | Cargo | 1009 | Merrill-Stevens, Jacksonville FL | | 3 | |
| Kanakee | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 1361 | |
| Kangi | Wood | Cargo | 1001 | Standifer, G.M., Portland OR | | 24 | |
| Kaskaskia | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 57 | |
| Kasota | Wood | Cargo | 1003 | Grant Smith-Porter, St. Johns OR | | 252 | |
| Katonah | Wood | Hull | 1001 | Midland Bridge, Houston TX | | 358 | |
| Katrina Luckenbach | Req. | Cargo | 10000t | Fore River SB, Quincy MA | 267 | | Released from requisition 1918 |
| Kaweah (USS) | Steel | Tanker | 1128 | Cramp, W. & Sons, Philadelphia PA | 498 | 1651 | |
| Kayseeka | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 19 | 615 | |
| Kearny | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 28 | 1439 | |
| Kehuku | Steel | Tanker | 1031 | Bethlehem, Wilmington DE | 3471 | 1983 | |
| Keketticut | Steel | Cargo | 1015 | Moore SB, Oakland CA | 128 | 152 | |
| Kekoskee | Steel | Tanker | 1031 | Bethlehem, Wilmington DE | 3472 | 1984 | |
| Kenosha | Wood | Hull | 1001 | Sanderson & Porter, Raymond WA | | 90 | |
| Kenowis | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1499 | 1499 | |
| Kenwood Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 79 | 813 | |
| Keota | Wood | Hull | 1001 | Hammond Lumber, Eureka CA | | 330 | |
| Kerhonkson | Steel | Cargo | 1063 | Standard SB, Shooters Is. NY | 23 | 1295 | |
| Keshena | Steel | Tug-AT | 1035 | Whitney Bros., Superior WI | 55 | 2039 | |
| Kewanee | Req. | Tanker | 4800t | Moore, S.L. & Sons, Elizabethport NJ | 117 | | |
| Keystone State | Steel | Trnsp. | 1029 | New York SB, Camden NJ | 253 | 2579 | |
| Kickapoo | Wood | Hull | 1003 | Kruse & Banks, North Bend OR | | 428 | |
| Kimta | Wood | Hull | 1001 | Benicia SB, Benicia CA | | 489 | |
| Kineo | Wood | Cargo | 1001 | Standifer, G.M., Vancouver WA | | 21 | |
| Kiokee | Steel | Tug-AT | 1035 | Whitney Bros., Superior WI | 56 | 2040 | |
| Kiron | Steel | Tug-AT | 1035 | Whitney Bros., Superior WI | 57 | 2041 | |
| Kishacoquillas | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 519 | 519 | |
| Kisnop | Steel | Cargo | 1019 | Atlantic, Portsmouth NH | 1 | 987 | |
| Kitan | Wood | Hull | 1001 | Sanderson & Porter, Raymond WA | | 96 | |
| Kitchi | Steel | Tug-AT | 1035 | Whitney Bros., Superior WI | 58 | 2042 | |
| Kittegaun | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 14 | 610 | |
| Klamath | Wood | Hull | 1003 | McEachern Ship, Astoria OR | | 664 | |
| Klatawa | Wood | Hull | 1001 | Heldenfels Bros, Rockport TX | | 646 | |
| Knights Island | Req. | Cargo | 4350t | Pusey & Jones, Wilmington DE | 1009 | | |
| Knoxville | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 33 | 579 | |
| Kokomo | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 1362 | |
| Kolda | Steel | Tug-AT | 1035 | Whitney Bros., Superior WI | 59 | 2043 | |
| Koosawin | Wood | Hull | 1001 | Benicia SB, Benicia CA | | 2220 | |
| Kootenai | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 74 | 808 | |
| Kudapasan | Wood | Hull | 1001 | Standifer, G.M., Portland OR | | 2818 | |
| Kusdeca | Wood | Hull | 1001 | Morey & Thomas, Jacksonville FL | | 381 | |
| Kuwa | Wood | Cargo | 1003 | Grant Smith-Porter, St. Johns OR | | 260 | |
| L. J. Drake | Req. | Tanker | 9000t | Ames SB&DD, Seattle WA | 5 | | Released from requisition 1918 |
| La Crosse | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1860 | 1860 | |
| La Forge | Wood | Hull | 1001 | Union Bridge&Const, Morgan City LA | | 204 | |
| Labette | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 541 | 541 | |
| Laborer | Wood | Tug-AT | 1085 | Southland SS, Savannah GA | | 1382 | |
| Lackawanna Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 80 | 814 | |
| Lackawanna Valley | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 60 | 794 | |
| Lafcomo | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 540 | 540 | |
| Lake Agomak | Steel | Cargo | 1020 | American SB, Superior WI | 536 | 923 | |
| Lake Akkra | Steel | Cargo | 1020 | American SB, Detroit MI | 229 | 912 | |
| Lake Allen | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 185 | | |
| Lake Alvada | Steel | Cargo | 1020 | American SB, Cleveland OH | 478 | 920 | |
| Lake Annette | Req. | Cargo | 3500t | Manitowoc SB, Manitowoc WI | 92 | | |
| Lake Arline | Req. | Cargo | 3500t | Globe SB, Superior WI | 104 | | |
| Lake Arthur | Req. | Cargo | 3100t | Detroit SB, Detroit MI | 217 | | |
| Lake Aurice | Steel | Cargo | 1020 | American SB, Superior WI | 537 | 924 | |
| Lake Beacon | Steel | Cargo | 1020 | American SB, Chicago IL | 93 | 938 | |
| Lake Belnona | Steel | Cargo | 1020 | Saginaw SB, Saginaw MI | 133 | 412 | |
| Lake Benbow | Steel | Cargo | 1020 | American SB, Detroit MI | 226 | 909 | |
| Lake Benton | Req. | Cargo | 3100t | American SB, Lorain OH | 729 | | |
| Lake Berdan | Steel | Cargo | 1020 | American SB, Chicago IL | 90 | 906 | |
| Lake Blanchester | Steel | Cargo | 1020 | American SB, Cleveland OH | 475 | 917 | |
| Lake Bledsoe | Steel | Cargo | 1020 | American SB, Buffalo NY | 904 | 901 | |
| Lake Bloomington | Steel | Cargo | 1020 | American SB, Chicago IL | 89 | 905 | |
| Lake Borgne | Req. | Cargo | 3500t | Globe SB, Superior WI | 102 | | |
| Lake Bridge | Req. | Cargo | 2930t | Toledo SB, Toledo OH | 142 | | |
| Lake Buckeye | Steel | Cargo | 1020 | American SB, Chicago IL | 92 | 937 | |
| Lake Butler | Req. | Cargo | 3100t | Detroit SB, Detroit MI | 216 | | |
| Lake Cahoon | Steel | Cargo | 1020 | American SB, Lorain OH | 744 | 932 | |
| Lake Calistoga | Steel | Cargo | 1020 | Toledo SB, Toledo OH | 152 | 1102 | |
| Lake Callicoon | Steel | Cargo | 1020 | Toledo SB, Toledo OH | 153 | 1103 | |
| Lake Calvenia | Steel | Cargo | 1020 | Toledo SB, Toledo OH | 156 | 1106 | |
| Lake Canaveral | Steel | Cargo | 1020 | Saginaw SB, Saginaw MI | 137 | 1159 | |
| Lake Candelaria | Steel | Cargo | 1020 | Saginaw SB, Saginaw MI | 138 | 1160 | |
| Lake Cannonsburg | Steel | Cargo | 1020 | Saginaw SB, Saginaw MI | 139 | 1161 | |
| Lake Capens | Req. | Cargo | 3100t | Superior SB, Superior WI | 531 | | |
| Lake Cathcoon | Steel | Cargo | 1020 | American SB, Buffalo NY | 908 | 935 | |
| Lake Catherine | Req. | Cargo | 2930t | Toledo SB, Toledo OH | 147 | | |
| Lake Cayuga | Req. | Cargo | 2930t | Toledo SB, Toledo OH | 145 | | |
| Lake Champlain | Req. | Cargo | 3100t | Superior SB, Superior WI | 528 | | |
| Lake Charles | Req. | Cargo | 3100t | American SB, Lorain OH | 726 | | |
| Lake Charlotte | Req. | Cargo | 3300t | Great Lakes Engr, Ashtabula OH | 186 | | |
| Lake Charlottesville | Steel | Cargo | 1020 | Toledo SB, Toledo OH | 155 | 1105 | |
| Lake Chelan | Req. | Cargo | 2930t | Toledo SB, Toledo OH | 146 | | |
| Lake City | Req. | Cargo | 4000t | Great Lakes Engr, Ashtabula OH | 172 | | |
| Lake Clear | Req. | Cargo | 3100t | Chicago SB, Chicago IL | 86 | | |
| Lake Como | Req. | Cargo | 3100t | American SB, Lorain OH | 725 | | |
| Lake Conesus | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 192 | | |
| Lake Conway | Req. | Cargo | 3100t | Detroit SB, Detroit MI | 215 | | |
| Lake Copley | Steel | Cargo | 1020 | American SB, Lorain OH | 742 | 930 | |
| Lake Crescent | Req. | Cargo | 3100t | Chicago SB, Chicago IL | 85 | | |
| Lake Crystal | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 184 | | |
| Lake Damita | Steel | Cargo | 1020 | American SB, Detroit MI | 225 | 908 | |
| Lake Dancey | Steel | Cargo | 1020 | American SB, Superior WI | 535 | 922 | |
| Lake Daraga | Steel | Cargo | 1020 | American SB, Detroit MI | 224 | 907 | |
| Lake Delancey | Steel | Cargo | 1020 | American SB, Buffalo NY | 905 | 904 | |
| Lake Desha | Steel | Cargo | 1020 | American SB, Chicago IL | 94 | 939 | |
| Lake Deval | Steel | Cargo | 1020 | American SB, Lorain OH | 743 | 931 | |
| Lake Duane | Req. | Cargo | 3100t | Detroit SB, Detroit MI | 214 | | |
| Lake Duncan | Steel | Cargo | 1020 | American SB, Cleveland OH | 474 | 916 | |
| Lake Dunmore | Req. | Cargo | 3400t | Great Lakes Engr, Ecorse MI | 175 | | |
| Lake Dymer | Steel | Cargo | 1020 | American SB, Superior WI | 534 | 921 | |
| Lake Eckhart | Steel | Cargo | 1020 | American SB, Lorain OH | 734 | 1198 | |
| Lake Edon | Steel | Cargo | 1020 | American SB, Cleveland OH | 472 | 1197 | |
| Lake Eliko | Steel | Cargo | 1020 | American SB, Lorain OH | 735 | 1199 | |
| Lake Elizabeth | Req. | Cargo | 3400t | Great Lakes Engr, Ecorse MI | 176 | | |
| Lake Elkwater | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 224 | 1869 | |
| Lake Elkwood | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 223 | 1868 | |
| Lake Ellendale | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 225 | 1870 | |
| Lake Ellenorah | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 226 | 1871 | |
| Lake Ellerslie | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 227 | 1872 | |
| Lake Ellicott | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 228 | 1873 | |
| Lake Ellijay | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 229 | 1874 | |
| Lake Ellithorpe | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 230 | 1875 | |
| Lake Ellsbury | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 232 | 1877 | |
| Lake Ellsworth | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 231 | 1876 | |
| Lake Elmac | Steel | Cargo | 1074 | Saginaw SB, Saginaw MI | 144 | 1762 | |
| Lake Elmdale | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 233 | 1878 | |
| Lake Elmhurst | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 234 | 1879 | |
| Lake Elmont | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 235 | 1880 | |
| Lake Elmsford | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 237 | 1882 | |
| Lake Elmwood | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 238 | 1883 | |
| Lake Elon | Steel | Cargo | 1074 | Great Lakes Engr, Ashtabula OH | 509 | 1885 | |
| Lake Elpueblo | Steel | Cargo | 1074 | Great Lakes Engr, Ashtabula OH | 510 | 1886 | |
| Lake Elrio | Steel | Cargo | 1074 | Great Lakes Engr, Ashtabula OH | 511 | 1887 | |
| Lake Elsah | Steel | Cargo | 1074 | Great Lakes Engr, Ashtabula OH | 512 | 1888 | |
| Lake Elsinore | Steel | Cargo | 1020 | American SB, Lorain OH | 736 | 1200 | |
| Lake Elsmere | Steel | Cargo | 1074 | Great Lakes Engr, Ashtabula OH | 513 | 1889 | |
| Lake Elva | Steel | Cargo | 1074 | Great Lakes Engr, Ashtabula OH | 514 | 1890 | |
| Lake Elwin | Steel | Cargo | 1074 | Great Lakes Engr, Ashtabula OH | 515 | 1891 | |
| Lake Ennis | Steel | Cargo | 1020 | American SB, Detroit MI | 221 | 1191 | |
| Lake Erie | Req. | Cargo | 3100t | Detroit SB, Detroit MI | 211 | | |
| Lake Fablus | Steel | Cargo | 1099 | American SB, Detroit MI | 263 | 1786 | |
| Lake Fabyan | Steel | Cargo | 1099 | American SB, Detroit MI | 264 | 1787 | |
| Lake Fackler | Steel | Cargo | 1099 | American SB, Detroit MI | 265 | 1788 | |
| Lake Fagundus | Steel | Cargo | 1099 | American SB, Detroit MI | 266 | 1789 | |
| Lake Fairfax | Steel | Cargo | 1099 | American SB, Detroit MI | 267 | 1790 | |
| Lake Fairlie | Steel | Cargo | 1099 | American SB, Detroit MI | 268 | 1791 | |
| Lake Fairport | Steel | Cargo | 1099 | American SB, Detroit MI | 270 | 1793 | |
| Lake Falama | Steel | Cargo | 1099 | American SB, Superior WI | 549 | 1814 | |
| Lake Falun | Steel | Cargo | 1099 | American SB, Detroit MI | 276 | 1799 | |
| Lake Fanbush | Steel | Cargo | 1099 | American SB, Lorain OH | 763 | 1815 | |
| Lake Fandango | Steel | Cargo | 1099 | American SB, Detroit MI | 278 | 1801 | |
| Lake Fandon | Steel | Cargo | 1099 | American SB, Detroit MI | 279 | 1802 | |
| Lake Fannin | Steel | Cargo | 1099 | American SB, Cleveland OH | 487 | 1803 | |
| Lake Fanquier | Steel | Cargo | 1099 | American SB, Lorain OH | 766 | 1818 | |
| Lake Fansdale | Steel | Cargo | 1099 | American SB, Lorain OH | 765 | 1817 | |
| Lake Farabee | Steel | Cargo | 1099 | American SB, Cleveland OH | 488 | 1804 | |
| Lake Farber | Steel | Cargo | 1099 | American SB, Cleveland OH | 489 | 1805 | |
| Lake Faresman | Steel | Cargo | 1093 | American SB, Detroit MI | 255 | 1610 | |
| Lake Farge | Steel | Cargo | 1093 | American SB, Cleveland OH | 481 | 1611 | |
| Lake Faribault | Steel | Cargo | 1099 | American SB, Cleveland OH | 490 | 1806 | |
| Lake Faristell | Steel | Cargo | 1093 | American SB, Cleveland OH | 482 | 1612 | |
| Lake Fariston | Steel | Cargo | 1099 | American SB, Cleveland OH | 491 | 1807 | |
| Lake Farley | Steel | Cargo | 1099 | American SB, Cleveland OH | 492 | 1808 | |
| Lake Farlin | Steel | Cargo | 1099 | American SB, Superior WI | 544 | 1809 | |
| Lake Farmingdale | Steel | Cargo | 1099 | American SB, Superior WI | 545 | 1810 | |
| Lake Farragut | Steel | Cargo | 1099 | American SB, Superior WI | 546 | 1811 | |
| Lake Farrar | Steel | Cargo | 1099 | American SB, Superior WI | 547 | 1812 | |
| Lake Faulk | Steel | Cargo | 1099 | American SB, Lorain OH | 764 | 1816 | |
| Lake Favonia | Steel | Cargo | 1099 | American SB, Lorain OH | 767 | 1819 | |
| Lake Faxon | Steel | Cargo | 1099 | American SB, Lorain OH | 768 | 1820 | |
| Lake Fear | Steel | Cargo | 1020 | Saginaw SB, Saginaw MI | 140 | 1162 | |
| Lake Fedora | Steel | Cargo | 1099 | American SB, Lorain OH | 774 | 1826 | |
| Lake Felden | Steel | Cargo | 1099 | American SB, Lorain OH | 769 | 1821 | |
| Lake Felicity | Req. | Cargo | 3100t | Detroit SB, Detroit MI | 220 | | |
| Lake Fenn | Steel | Cargo | 1099 | American SB, Lorain OH | 773 | 1825 | |
| Lake Fernalda | Steel | Cargo | 1099 | American SB, Cleveland OH | 776 | 1828 | |
| Lake Fernando | Steel | Cargo | 1099 | American SB, Buffalo NY | 912 | 1829 | |
| Lake Fernwood | Req. | Cargo | 3100t | American SB, Lorain OH | 730 | | |
| Lake Ferrona | Steel | Cargo | 1099 | American SB, Cleveland OH | 913 | 1830 | |
| Lake Festina | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 157 | 1832 | |
| Lake Festus | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 158 | 1833 | |
| Lake Fibre | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 159 | 1834 | |
| Lake Fielding | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 160 | 1835 | |
| Lake Fife | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 161 | 1836 | |
| Lake Figart | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 162 | 1837 | |
| Lake Fighting | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 163 | 1838 | |
| Lake Filbert | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 164 | 1839 | |
| Lake Fillion | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 165 | 1840 | |
| Lake Fillmore | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 166 | 1841 | |
| Lake Fiscus | Steel | Cargo | 1074 | Globe SB, Superior WI | 119 | 1848 | |
| Lake Fisher | Steel | Cargo | 1074 | Globe SB, Superior WI | 120 | 1849 | |
| Lake Fitch | Steel | Cargo | 1074 | Globe SB, Superior WI | 121 | 1850 | |
| Lake Fithian | Steel | Cargo | 1074 | Globe SB, Superior WI | 122 | 1851 | |
| Lake Flag | Steel | Cargo | 1074 | Globe SB, Superior WI | 123 | 1852 | |
| Lake Flagon | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1853 | 1853 | |
| Lake Flagstaff | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1854 | 1854 | |
| Lake Flambeau | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1855 | 1855 | |
| Lake Flanders | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1856 | 1856 | |
| Lake Flatonia | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1857 | 1857 | |
| Lake Flattery | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1858 | 1858 | |
| Lake Floravista | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1864 | 1864 | |
| Lake Florian | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1865 | 1865 | |
| Lake Floris | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1866 | 1866 | |
| Lake Flournoy | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1867 | 1867 | |
| Lake Flovilla | Steel | Cargo | 1093 | American SB, Detroit MI | 246 | 1601 | |
| Lake Flume | Steel | Cargo | 1093 | American SB, Detroit MI | 247 | 1602 | |
| Lake Flushing | Steel | Cargo | 1093 | American SB, Detroit MI | 248 | 1603 | |
| Lake Fluvanna | Steel | Cargo | 1020 | American SB, Cleveland OH | 480 | 1583 | |
| Lake Flynus | Steel | Cargo | 1093 | American SB, Detroit MI | 249 | 1604 | |
| Lake Folcroft | Steel | Cargo | 1093 | American SB, Detroit MI | 250 | 1605 | |
| Lake Fonda | Steel | Cargo | 1093 | American SB, Detroit MI | 252 | 1607 | |
| Lake Fondulac | Steel | Cargo | 1020 | American SB, Chicago IL | 91 | 936 | |
| Lake Fontana | Steel | Cargo | 1093 | American SB, Detroit MI | 253 | 1608 | |
| Lake Fontanet | Steel | Cargo | 1093 | American SB, Detroit MI | 254 | 1609 | |
| Lake Forest | Req. | Cargo | 3100t | Detroit SB, Detroit MI | 213 | | |
| Lake Forkville | Steel | Cargo | 1093 | American SB, Cleveland OH | 483 | 1613 | |
| Lake Forney | Steel | Cargo | 1093 | American SB, Cleveland OH | 484 | 1614 | |
| Lake Forsby | Steel | Cargo | 1093 | American SB, Cleveland OH | 485 | 1615 | |
| Lake Fossil | Steel | Cargo | 1093 | American SB, Cleveland OH | 486 | 1616 | |
| Lake Fostoria | Steel | Cargo | 1093 | American SB, Superior WI | 538 | 1617 | |
| Lake Fouche | Steel | Cargo | 1093 | American SB, Superior WI | 539 | 1618 | |
| Lake Foxboro | Steel | Cargo | 1093 | American SB, Superior WI | 540 | 1619 | |
| Lake Foxcraft | Steel | Cargo | 1093 | American SB, Superior WI | 541 | 1620 | |
| Lake Fraichur | Steel | Cargo | 1093 | American SB, Superior WI | 542 | 1621 | |
| Lake Fraley | Steel | Cargo | 1093 | American SB, Superior WI | 543 | 1622 | |
| Lake Frampton | Steel | Cargo | 1093 | American SB, Lorain OH | 745 | 1623 | |
| Lake Frances | Req. | Cargo | 2930t | Toledo SB, Toledo OH | 148 | | |
| Lake Franconia | Steel | Cargo | 1093 | American SB, Lorain OH | 746 | 1624 | |
| Lake Fray | Steel | Cargo | 1093 | American SB, Lorain OH | 747 | 1625 | |
| Lake Frazee | Steel | Cargo | 1093 | American SB, Lorain OH | 748 | 1626 | |
| Lake Frecks | Steel | Cargo | 1093 | American SB, Lorain OH | 749 | 1627 | |
| Lake Freeborn | Steel | Cargo | 1093 | American SB, Lorain OH | 750 | 1628 | |
| Lake Freed | Steel | Cargo | 1093 | American SB, Lorain OH | 751 | 1629 | |
| Lake Freeland | Steel | Cargo | 1093 | American SB, Lorain OH | 752 | 1630 | |
| Lake Freezeout | Steel | Cargo | 1093 | American SB, Lorain OH | 753 | 1631 | |
| Lake Frenchton | Steel | Cargo | 1093 | American SB, Lorain OH | 754 | 1632 | |
| Lake Fresco | Steel | Cargo | 1093 | American SB, Lorain OH | 755 | 1633 | |
| Lake Friar | Steel | Cargo | 1093 | American SB, Lorain OH | 757 | 1635 | |
| Lake Frio | Steel | Cargo | 1093 | American SB, Lorain OH | 758 | 1636 | |
| Lake Frohna | Steel | Cargo | 1093 | American SB, Lorain OH | 759 | 1637 | |
| Lake Frolono | Steel | Cargo | 1093 | American SB, Lorain OH | 760 | 1638 | |
| Lake Frugality | Steel | Cargo | 1093 | American SB, Lorain OH | 761 | 1639 | |
| Lake Frumet | Steel | Cargo | 1093 | American SB, Lorain OH | 762 | 1640 | |
| Lake Fugard | Steel | Cargo | 1093 | American SB, Buffalo NY | 909 | 1641 | |
| Lake Furley | Steel | Cargo | 1093 | American SB, Buffalo NY | 910 | 1642 | |
| Lake Furlough | Steel | Cargo | 1093 | American SB, Buffalo NY | 911 | 1643 | |
| Lake Furnas | Steel | Cargo | 1074 | Saginaw SB, Saginaw MI | 143 | 1761 | |
| Lake Gadsden | Steel | Cargo | 1074 | Manitowoc SB, Manitowoc WI | 105 | 1748 | |
| Lake Gaither | Steel | Cargo | 1074 | Manitowoc SB, Manitowoc WI | 108 | 1751 | |
| Lake Gakona | Steel | Cargo | 1020 | American SB, Detroit MI | 227 | 910 | |
| Lake Galata | Steel | Cargo | 1074 | Manitowoc SB, Manitowoc WI | 109 | 1752 | |
| Lake Galera | Steel | Cargo | 1020 | American SB, Buffalo NY | 906 | 933 | |
| Lake Galewood | Steel | Cargo | 1074 | Manitowoc SB, Manitowoc WI | 110 | 1753 | |
| Lake Galien | Steel | Cargo | 1074 | Manitowoc SB, Manitowoc WI | 111 | 1754 | |
| Lake Galisteo | Steel | Cargo | 1074 | Manitowoc SB, Manitowoc WI | 112 | 1755 | |
| Lake Ganado | Steel | Cargo | 1074 | Saginaw SB, Saginaw MI | 142 | 1760 | |
| Lake Gano | Steel | Cargo | 1074 | Saginaw SB, Saginaw MI | 145 | 1763 | |
| Lake Gardner | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 197 | | |
| Lake Garza | Steel | Cargo | 1020 | American SB, Lorain OH | 737 | 925 | |
| Lake Gaspar | Steel | Cargo | 1020 | American SB, Lorain OH | 738 | 926 | |
| Lake Gatun | Steel | Cargo | 1074 | Saginaw SB, Saginaw MI | 146 | 1764 | |
| Lake Gazette | Steel | Cargo | 1099 | American SB, Chicago IL | 103 | 1772 | |
| Lake Gebhart | Steel | Cargo | 1099 | American SB, Chicago IL | 104 | 1773 | |
| Lake Gedney | Steel | Cargo | 1020 | American SB, Cleveland OH | 476 | 918 | |
| Lake Geneva | Req. | Cargo | 3300t | McDougall-Duluth, Duluth MN | 7 | | |
| Lake George | Req. | Cargo | 4000t | Great Lakes Engr, Ashtabula OH | 173 | | |
| Lake Gera | Steel | Cargo | 1099 | American SB, Chicago IL | 105 | 1774 | |
| Lake Gert | Steel | Cargo | 1099 | American SB, Chicago IL | 106 | 1775 | |
| Lake Getaway | Steel | Cargo | 1099 | American SB, Chicago IL | 107 | 1776 | |
| Lake Geyser | Steel | Cargo | 1099 | American SB, Chicago IL | 108 | 1777 | |
| Lake Giddings | Steel | Cargo | 1099 | American SB, Chicago IL | 109 | 1778 | |
| Lake Gilboa | Steel | Cargo | 1099 | American SB, Detroit MI | 256 | 1779 | |
| Lake Gilpen | Steel | Cargo | 1099 | American SB, Detroit MI | 257 | 1780 | |
| Lake Gilta | Steel | Cargo | 1099 | American SB, Detroit MI | 258 | 1781 | |
| Lake Giltedge | Steel | Cargo | 1099 | American SB, Detroit MI | 259 | 1782 | |
| Lake Girardeau | Steel | Cargo | 1020 | Saginaw SB, Saginaw MI | 141 | 1163 | |
| Lake Girth | Steel | Cargo | 1099 | American SB, Detroit MI | 260 | 1783 | |
| Lake Gitano | Steel | Cargo | 1099 | American SB, Detroit MI | 261 | 1784 | |
| Lake Glasco | Steel | Cargo | 1099 | American SB, Detroit MI | 262 | 1785 | |
| Lake Glaucus | Steel | Cargo | 1074 | Globe SB, Superior WI | 124 | 2352 | |
| Lake Glebe | Steel | Cargo | 1020 | Globe SB, Superior WI | 117 | 1576 | |
| Lake Glencoe | Steel | Cargo | 1020 | Globe SB, Superior WI | 118 | 1577 | |
| Lake Gorin | Steel | Cargo | 1020 | American SB, Detroit MI | 234 | 1580 | |
| Lake Gormania | Steel | Cargo | 1020 | American SB, Detroit MI | 235 | 1581 | |
| Lake Govan | Steel | Cargo | 1020 | American SB, Cleveland OH | 479 | 1582 | |
| Lake Gradan | Steel | Cargo | 1093 | American SB, Chicago IL | 96 | 1584 | |
| Lake Grafton | Steel | Cargo | 1093 | American SB, Chicago IL | 97 | 1585 | |
| Lake Grainger | Steel | Cargo | 1093 | American SB, Chicago IL | 98 | 1586 | |
| Lake Grama | Steel | Cargo | 1093 | American SB, Chicago IL | 99 | 1587 | |
| Lake Grampian | Steel | Cargo | 1093 | American SB, Chicago IL | 100 | 1588 | |
| Lake Grampus | Steel | Cargo | 1093 | American SB, Chicago IL | 101 | 1589 | |
| Lake Granby | Steel | Cargo | 1093 | American SB, Chicago IL | 102 | 1590 | |
| Lake Grandon | Steel | Cargo | 1093 | American SB, Detroit MI | 236 | 1591 | |
| Lake Graphite | Steel | Cargo | 1093 | American SB, Detroit MI | 237 | 1592 | |
| Lake Gratis | Steel | Cargo | 1093 | American SB, Detroit MI | 238 | 1593 | |
| Lake Grattan | Steel | Cargo | 1093 | American SB, Detroit MI | 239 | 1594 | |
| Lake Gravella | Steel | Cargo | 1093 | American SB, Detroit MI | 240 | 1595 | |
| Lake Gravett | Steel | Cargo | 1093 | American SB, Detroit MI | 241 | 1596 | |
| Lake Gravity | Steel | Cargo | 1093 | American SB, Detroit MI | 242 | 1597 | |
| Lake Greenbrier | Steel | Cargo | 1093 | American SB, Detroit MI | 243 | 1598 | |
| Lake Greenwood | Req. | Cargo | 3500t | Manitowoc SB, Manitowoc WI | 91 | | |
| Lake Gretna | Steel | Cargo | 1093 | American SB, Detroit MI | 244 | 1599 | |
| Lake Grogan | Steel | Cargo | 1093 | American SB, Detroit MI | 245 | 1600 | |
| Lake Gunni | Steel | Cargo | 1074 | Globe SB, Superior WI | 125 | 2353 | |
| Lake Haresti | Steel | Cargo | 1074 | Manitowoc SB, Manitowoc WI | 117 | 2611 | |
| Lake Harminia | Steel | Cargo | 1074 | Globe SB, Superior WI | 126 | 2354 | |
| Lake Harney | Req. | Cargo | 3100t | American SB, Lorain OH | 732 | | |
| Lake Harris | Req. | Cargo | 3300t | Great Lakes Engr, Ashtabula OH | 188 | | |
| Lake Hector | Steel | Cargo | 1074 | Globe SB, Superior WI | 127 | 2355 | |
| Lake Helen | Req. | Cargo | 3300t | McDougall-Duluth, Duluth MN | 8 | | |
| Lake Hemlock | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 187 | | |
| Lake Hewes | Steel | Cargo | 1020 | American SB, Cleveland OH | 477 | 919 | |
| Lake Houghton | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 179 | | |
| Lake Huron | Req. | Cargo | 3100t | Chicago SB, Chicago IL | 84 | | |
| Lake Ikatan | Steel | Cargo | 1074 | Manitowoc SB, Manitowoc WI | 113 | 1756 | |
| Lake Inaha | Steel | Cargo | 1093 | American SB, Lorain OH | 756 | 1634 | |
| Lake Indian | Req. | Cargo | 3100t | McDougall-Duluth, Duluth MN | 9 | | |
| Lake Inglenook | Steel | Cargo | 1099 | American SB, Detroit MI | 269 | 1792 | |
| Lake Janet | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 194 | | |
| Lake Jessup | Req. | Cargo | 3100t | American SB, Lorain OH | 727 | | |
| Lake Kyttle | Steel | Cargo | 1044 | Manitowoc SB, Manitowoc WI | 96 | 1310 | Initially requisitioned |
| Lake Larga | Steel | Cargo | 1020 | American SB, Detroit MI | 222 | 1192 | |
| Lake Lasang | Steel | Cargo | 1020 | American SB, Detroit MI | 223 | 1193 | |
| Lake Ledan | Steel | Cargo | 1020 | American SB, Superior WI | 532 | 1194 | |
| Lake Lemando | Steel | Cargo | 1020 | American SB, Cleveland OH | 471 | 1195 | |
| Lake Lesa | Steel | Cargo | 1020 | American SB, Superior WI | 533 | 1196 | |
| Lake Licking | Steel | Cargo | 1020 | American SB, Detroit MI | 230 | 913 | |
| Lake Licoco | Steel | Cargo | 1020 | Saginaw SB, Saginaw MI | 135 | 414 | |
| Lake Lida | Req. | Cargo | 3500t | Manitowoc SB, Manitowoc WI | 88 | | |
| Lake Lilicusun | Steel | Cargo | 1020 | Saginaw SB, Saginaw MI | 134 | 413 | |
| Lake Lillian | Req. | Cargo | 3100t | American SB, Cleveland OH | 469 | | |
| Lake Linden | Req. | Cargo | 3500t | Manitowoc SB, Manitowoc WI | 93 | | |
| Lake Louise | Req. | Cargo | 3300t | Great Lakes Engr, Ashtabula OH | 181 | | |
| Lake Marion | Req. | Cargo | 3300t | Great Lakes Engr, Ashtabula OH | 195 | | |
| Lake Markham | Req. | Cargo | 3300t | McDougall-Duluth, Duluth MN | 5 | | |
| Lake Mary | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 190 | | |
| Lake Mattato | Steel | Cargo | 1020 | American SB, Chicago IL | 95 | 940 | |
| Lake Maurepas | Req. | Cargo | 3300t | Great Lakes Engr, Ashtabula OH | 180 | | |
| Lake Medford | Req. | Cargo | 3500t | Globe SB, Superior WI | 103 | | |
| Lake Michigan | Req. | Cargo | 3100t | American SB, Cleveland OH | 468 | | |
| Lake Miraflores | Steel | Cargo | 1074 | Saginaw SB, Saginaw MI | 147 | 1765 | |
| Lake Mohonk | Req. | Cargo | 3500t | Manitowoc SB, Manitowoc WI | 81 | | |
| Lake Monroe | Req. | Cargo | 3500t | Manitowoc SB, Manitowoc WI | 90 | | |
| Lake Narka | Steel | Cargo | 1020 | American SB, Cleveland OH | 473 | 915 | |
| Lake Ogden | Req. | Cargo | 3100t | American SB, Lorain OH | 728 | | |
| Lake Onawa | Steel | Cargo | 1074 | Manitowoc SB, Manitowoc WI | 106 | 1749 | |
| Lake Oneida | Req. | Cargo | 3500t | Manitowoc SB, Manitowoc WI | 80 | | |
| Lake Ontario | Req. | Cargo | 3500t | Manitowoc SB, Manitowoc WI | 82 | | |
| Lake Orange | Req. | Cargo | 3100t | McDougall-Duluth, Duluth MN | 10 | | |
| Lake Ormoc | Steel | Cargo | 1020 | American SB, Detroit MI | 228 | 911 | |
| Lake Osweya | Steel | Cargo | 1020 | Saginaw SB, Saginaw MI | 131 | 410 | |
| Lake Otisco | Req. | Cargo | 3100t | American SB, Cleveland OH | 470 | | |
| Lake Otsquago | Steel | Cargo | 1020 | American SB, Buffalo NY | 907 | 934 | |
| Lake Owens | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 182 | | |
| Lake Pachuta | Steel | Cargo | 1020 | Saginaw SB, Saginaw MI | 130 | 409 | |
| Lake Pearl | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 196 | | |
| Lake Pepin | Req. | Cargo | 3300t | McDougall-Duluth, Duluth MN | 6 | | |
| Lake Pewaukee | Req. | Cargo | 3500t | Manitowoc SB, Manitowoc WI | 86 | | |
| Lake Pickaway | Steel | Cargo | 1020 | American SB, Lorain OH | 741 | 929 | |
| Lake Placid | Req. | Cargo | 3100t | Detroit SB, Detroit MI | 210 | | |
| Lake Pleasant | Req. | Cargo | 3300t | Great Lakes Engr, Ashtabula OH | 191 | | |
| Lake Portage | Req. | Cargo | 3300t | McDougall-Duluth, Duluth MN | 4 | | |
| Lake Saba | Steel | Cargo | 1020 | Saginaw SB, Saginaw MI | 136 | 1158 | |
| Lake Sanford | Req. | Cargo | 3300t | Great Lakes Engr, Ashtabula OH | 198 | | |
| Lake Sapor | Steel | Cargo | 1093 | American SB, Detroit MI | 251 | 1606 | |
| Lake Savus | Steel | Cargo | 1074 | Manitowoc SB, Manitowoc WI | 107 | 1750 | |
| Lake Sebago | Req. | Cargo | 2930t | Toledo SB, Toledo OH | 144 | | |
| Lake Shawano | Req. | Cargo | 3500t | Manitowoc SB, Manitowoc WI | 87 | | |
| Lake Shore | Req. | Cargo | 2930t | Toledo SB, Toledo OH | 140 | | |
| Lake Silver | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 193 | | |
| Lake Singara | Steel | Cargo | 1074 | Great Lakes Engr, Ashtabula OH | 508 | 1884 | |
| Lake Slavi | Steel | Cargo | 1074 | Great Lakes Engr, Ecorse MI | 236 | 1881 | |
| Lake St. Clair | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 177 | | |
| Lake St. Regis | Req. | Cargo | 3300t | Great Lakes Engr, Ashtabula OH | 178 | | |
| Lake Stirling | Req. | Cargo | 3100t | Detroit SB, Detroit MI | 219 | | |
| Lake Stobi | Steel | Cargo | 1099 | American SB, Superior WI | 548 | 1813 | |
| Lake Strabo | Steel | Cargo | 1020 | Toledo SB, Toledo OH | 154 | 1104 | |
| Lake Strymon | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1859 | 1859 | |
| Lake Sunapee | Req. | Cargo | 2930t | Toledo SB, Toledo OH | 143 | | |
| Lake Superior | Req. | Cargo | 2930t | Toledo SB, Toledo OH | 141 | | |
| Lake Tahoe | Req. | Cargo | 5500t | Great Lakes Engr, Ecorse MI | 169 | | |
| Lake Tippah | Steel | Cargo | 1099 | American SB, Detroit MI | 277 | 1800 | |
| Lake Traverse | Req. | Cargo | 3300t | McDougall-Duluth, Duluth MN | 3 | | |
| Lake Treba | Steel | Cargo | 1099 | American SB, Detroit MI | 275 | 1798 | |
| Lake Tulare | Req. | Cargo | 3100t | Superior SB, Superior WI | 530 | | |
| Lake Washburn | Req. | Cargo | 3500t | Globe SB, Superior WI | 101 | | |
| Lake Weir | Req. | Cargo | 3100t | American SB, Lorain OH | 731 | | |
| Lake Weston | Req. | Cargo | 3100t | Detroit SB, Detroit MI | 218 | | |
| Lake Wilson | Req. | Cargo | 3500t | Manitowoc SB, Manitowoc WI | 95 | | |
| Lake Wimico | Req. | Cargo | 3100t | American SB, Lorain OH | 733 | | |
| Lake Winona | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 183 | | |
| Lake Winooski | Steel | Cargo | 1020 | Saginaw SB, Saginaw MI | 132 | 411 | |
| Lake Winthrop | Req. | Cargo | 3500t | Manitowoc SB, Manitowoc WI | 94 | | |
| Lake Worth | Req. | Cargo | 3100t | Chicago SB, Chicago IL | 83 | | |
| Lake Yahara | Steel | Cargo | 1020 | American SB, Chicago IL | 88 | 903 | |
| Lake Yelverton | Steel | Cargo | 1020 | American SB, Lorain OH | 739 | 927 | |
| Lake Yemassee | Steel | Cargo | 1020 | American SB, Chicago IL | 87 | 902 | |
| Lake Ypsilanti | Steel | Cargo | 1020 | American SB, Detroit MI | 231 | 914 | |
| Lake Zaliski | Steel | Cargo | 1020 | American SB, Lorain OH | 740 | 928 | |
| Lakehurst | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 189 | | |
| Lakeland | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 174 | | |
| Lakemoor | Req. | Cargo | 3300t | McDougall-Duluth, Duluth MN | 2 | | |
| Lakeport | Req. | Cargo | 3100t | American SB, Cleveland OH | 467 | | |
| Lakeside | Req. | Cargo | 3100t | Superior SB, Superior WI | 529 | | |
| Lakeside Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 83 | 817 | |
| Lakeview | Req. | Cargo | 3500t | Manitowoc SB, Manitowoc WI | 83 | | |
| Lakeville | Req. | Cargo | 3300t | Great Lakes Engr, Ecorse MI | 199 | | |
| Lakewood | Req. | Cargo | 3100t | Detroit SB, Detroit MI | 212 | | |
| Lancaster | Req. | P&C | 10000t | Sun SB, Chester PA | 4 | | |
| Lansdowne | Req. | Cargo | 9000t | Merchant SB, Chester PA | 357 | | |
| Laramie (USS) | Steel | Tanker | 1128 | Cramp, W. & Sons, Philadelphia PA | 499 | 1652 | |
| Las Vegas | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 23 | 1406 | |
| Latham | Conc. | Tanker | 1100 | Ley, F.T., Mobile AL | | 1715 | |
| Latoka | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 1359 | |
| Laurel | Req. | Cargo | 6200t | Baltimore DD&SB, Baltimore MD | 91 | | |
| Lavada | Steel | Cargo | 1015 | Pacific Coast SB, Suisun Bay CA | 6 | 946 | |
| Lebanon | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 525 | 525 | |
| Lehigh | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 523 | 523 | |
| Leopard | Wood | Tug-YT | 1086 | Dachel Carter Boat, Benton Hbr MI | | 2517 | |
| Leoti | Wood | Cargo | 1001 | Sloan SY, Anacortes WA | | 44 | |
| Lewis Luckenbach | Req. | Cargo | 14000t | Fore River SB, Quincy MA | 297 | | |
| Lewiston | Wood | Hull | 1001 | Cumberland SB, S. Portland ME | | 385 | |
| Liberator | Steel | Cargo | 1057 | Bethlehem, Alameda CA | 151 | 1221 | Initially requisitioned |
| Liberty | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 1 | 955 | |
| Liberty Bell | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1507 | 1507 | |
| Liberty Glo | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 517 | 517 | |
| Liberty Land | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 520 | 520 | |
| Liberty-Minquas | Steel | Tanker | 1031 | Bethlehem, Wilmington DE | 3470 | 1982 | |
| Lieutenant de Missiessy | Req. | Cargo | 8800t | Skinner & Eddy, Seattle #1 WA | 8 | | Released from requisition 1917 |
| Lightburne | Req. | Tanker | 9500t | Texas SS, Bath ME | 12 | | |
| Lightning | Wood | Tug-YT | 1086 | Vinyard SB, Milford DE | | 2701 | |
| Lilmae | Steel | Tanker | 1031 | Terry SB, Savannah GA | 114 | 1395 | |
| Limoges | Req. | Cargo | 2930t | Toledo SB, Toledo OH | 139 | | Released from requisition 1917 |
| Lio | Steel | Tanker | 1059 | Baltimore DD&SB, Baltimore MD | 117 | 2861 | |
| Lithopolis | Req. | Cargo | 3500t | Tampa SB & Eng'g., Tampa FL | 31 | | |
| Livonier | Req. | Cargo | 4350t | Pusey & Jones, Wilmington DE | 1014 | | |
| Lockport | Req. | Cargo | 8800t | Merchant SB, Chester PA | 352 | | |
| Lone Star | Wood | Hull | 1001 | Lone Star SB, Beaumont TX | | 267 | |
| Lone Star State | Steel | Trnsp. | 1029 | New York SB, Camden NJ | 255 | 2581 | |
| Long Island | Req. | Cargo | 4350t | Pusey & Jones, Wilmington DE | 1011 | | |
| Lonoke | Wood | Hull | 1001 | Wilson SB, Astoria OR | | 445 | |
| Lorain | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 12 | 1423 | |
| Lordship Manor | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 63 | 797 | |
| Loretta | Req. | Cargo | 9000t | Merchant SB, Chester PA | 365 | | |
| Lorraine Cross | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1517 | 1517 | |
| Louis W. Hill | Req. | Bulk | 12500t | American SB, Lorain OH | 721 | | Released from requisition 1917 |
| Louisville Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 29 | 575 | |
| Lubrico | Steel | Tanker | 1041 | Moore SB, Oakland CA | 156 | 2864 | |
| Luella | Req. | Reefer | 6200t | Baltimore DD&SB, Baltimore MD | 82 | | |
| Luray | Wood | Cargo | 1001 | Tenney, C.H., Hampton VA | | 173 | |
| Luxpalile | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 529 | 529 | |
| Lycoming | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 18 | 614 | |
| Lynchburg | Req. | Cargo | 4000t | Pusey & Jones, Wilmington DE | 1004 | | |
| Lynnhaven | Wood | Hull | 1001 | Fulton SB, Wilmington CA | | 2845 | |
| M. J. Scanlon | Req. | Cargo | 8100t | New York SB, Camden NJ | 193 | | |
| Macomet | Steel | Cargo | 1094 | Bethlehem, Wilmington DE | 3465 | 1977 | |
| Macy Willis | Steel | Tanker | 1059 | Baltimore DD&SB, Baltimore MD | 119 | 1255 | Cpl. priv. as Yard #126, ex Danewood |
| Maddequet | Steel | Cargo | 1094 | Bethlehem, Wilmington DE | 3467 | 1979 | |
| Magmeric | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1490 | 1490 | |
| Magunkook | Steel | Cargo | 1021 | Long Beach SB, Long Beach CA | 129 | 425 | |
| Mahanna | Wood | Hull | 1003 | McEachern Ship, Astoria OR | | 666 | |
| Mahaska | Wood | Hull | 1001 | Babare Bros., Tacoma WA | | 483 | |
| Mahnet | Wood | Cargo | 1001 | Sloan SY, Olympia WA | | 40 | |
| Maiden Creek | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 521 | 521 | |
| Maine | Req. | Cargo | 9530t | Texas SS, Bath ME | 1 | | |
| Major Wheeler | Req. | Cargo | 5500t | Hanlon DD&SB, Oakland CA | 79 | | |
| Makanda | Wood | Hull | 1003 | McEachern Ship, Astoria OR | | 661 | |
| Manada | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 285 | |
| Manatawny | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1533 | 1533 | |
| Manatee | Steel | Cargo | 1027 | Oscar Daniels SB, Tampa FL | 6 | 744 | |
| Mandarin | Steel | Cargo | 1092 | Kiangnan Dock, Shanghai CH | | 2083 | |
| Mangore | Req. | Bulk | 11300t | Bethlehem, Sparrows Point MD | 168 | | Released from requisition 1918 |
| Manham | Steel | Cargo | 1015 | Seattle N. Pacific SB, Seattle WA | 9 | 757 | |
| Mannahocking | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 1894 | |
| Manokin | Wood | Barge | 1067 | White Haven SB, White Haven MD | | 2414 | |
| Maquan | Steel | Cargo | 1015 | Seattle N. Pacific SB, Seattle WA | 10 | 758 | |
| Maratanza | Wood | Hull | 1003 | Sommarstrom SB, Columbia City OR | | 439 | |
| Margus | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 88 | 822 | |
| Marica | Req. | P&C | 10000t | Sun SB, Chester PA | 6 | | |
| Mariners Harbor | Req. | Cargo | 3500t | Staten Is. SB, Staten Island NY | 692 | | |
| Marne | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 5 | 959 | |
| Marne (USAT) | Steel | Trnsp. | 1024 | Amer. Intl. SB, Hog Island PA | 677 | 677 | |
| Marshall | Req. | Cargo | 4000t | Pusey & Jones, Wilmington DE | 1006 | | |
| Marshfield | Wood | Hull | 1003 | Coos Bay SB, Marshfield OR | | 453 | |
| Marsodak | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 72 | 806 | |
| Mary Luckenbach | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 19 | 2214 | Cpl. priv., ex West Nundina |
| Masca | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 32 | 578 | |
| Mason City | Steel | Cargo | 1094 | Bethlehem, Wilmington DE | 3466 | 1978 | |
| Massassoit | Wood | Hull | 1001 | Chandler, R.J., Wilmington CA | | 2259 | |
| Massick | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 89 | 823 | |
| Massilon Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 86 | 820 | |
| Mastiff | Wood | Tug-YT | 1086 | Northwest Eng'g, Green Bay WI | | 2073 | |
| Masuda | Req. | Cargo | 7500t | Seattle Con.&DD (Todd), Tacoma WA | 3 | | Ex Seattle hull #96 |
| Matagorda | Wood | Barge | 1067 | Midland Bridge, Houston TX | | 2109 | |
| Mattapan | Wood | Hull | 1003 | Sommarstrom SB, Columbia City OR | | 438 | |
| Mattole (USS) | Steel | Tanker | 1128 | Cramp, W. & Sons, Philadelphia PA | 500 | 1653 | |
| Mayport | Wood | Hull | 1001 | St. John's River SY, Jacksonville FL | | 141 | |
| Mazama | Wood | Hull | 1001 | Seaborn SY, Tacoma WA | | 477 | |
| McCreary County | Steel | Cargo | 1099 | American SB, Detroit MI | 272 | 1795 | |
| McKeesport | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 9 | 963 | |
| Meanticut | Steel | Cargo | 1015 | Pacific Coast SB, Suisun Bay CA | 9 | 949 | |
| Medford | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 1360 | |
| Medon | Steel | Cargo | 1043 | Hanlon DD&SB, Oakland CA | 87 | 2254 | |
| Mehanno | Steel | Cargo | 1015 | Moore SB, Oakland CA | 136 | 1022 | |
| Meissonier | Steel | Cargo | 1094 | Bethlehem, Elizabethport NJ | 2148 | 1980 | |
| Memnon | Steel | Cargo | 1043 | Hanlon DD&SB, Oakland CA | 88 | 2255 | |
| Mendora | Wood | Cargo | 1075 | Standifer, G.M., Vancouver WA | | 1126 | |
| Menominee | Steel | Tug-AT | 1035 | Northwest Eng'g, Green Bay WI | 2068 | 2068 | |
| Mercer | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 4 | 958 | |
| Mercer Victory | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 8 | 604 | |
| Meriden | Steel | Cargo | 1049 | Albina Engine&Mach, Portland OR | 16 | 2249 | |
| Merry Mount | Steel | Cargo | 1016 | Groton IW, Groton CT | 5 | 376 | |
| Mesa | Wood | Hull | 1114 | Coos Bay SB, Marshfield OR | | 454 | |
| Messenger | Wood | Tug-YT | 1086 | International SB&Mar. Eng., Nyack NY | | 2449 | |
| Meton | Steel | Tanker | 1041 | Moore SB, Oakland CA | 151 | 2227 | |
| Mevania | Steel | Tanker | 1041 | Moore SB, Oakland CA | 152 | 2228 | |
| Middlebury | Req. | Cargo | 4000t | Pusey & Jones, Wilmington DE | 1003 | | |
| Miller County | Steel | Tanker | 1059 | Baltimore DD&SB, Baltimore MD | 110 | 1246 | |
| Millville | Wood | Barge | 1067 | American Lumber, Millville FL | | 2431 | |
| Milton | Wood | Hull | 1001 | Shattuck, L.H., Portsmouth NH | | 394 | |
| Milwaukee Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 17 | 563 | |
| Mineola | Req. | Cargo | 3800t | New York SB, Camden NJ | 207 | | |
| Minnequa | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 538 | 538 | |
| Minnewawa | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 91 | 825 | |
| Minooka | Steel | Cargo | 1038 | Mobile SB, Mobile AL | 8 | 654 | |
| Miskianza | Steel | Tanker | 1041 | Moore SB, Oakland CA | 140 | 1026 | |
| Mitchell | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 21 | 617 | |
| Moffitt | Conc. | Tanker | 1100 | Bentley, A. &Sons, Jacksonville FL | | 1708 | |
| Mohinkis | Steel | Cargo | 1015 | Pacific Coast SB, Suisun Bay CA | 4 | 944 | |
| Mojave | Wood | Hull | 1001 | Seaborn SY, Tacoma WA | | 475 | |
| Moline | Req. | Cargo | 4350t | Pusey & Jones, Wilmington DE | 1007 | | |
| Monana | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 10 | 556 | |
| Monasses | Steel | Cargo | 1015 | Moore SB, Oakland CA | 131 | 1017 | |
| Monmouth | Req. | Cargo | 7300t | Standard SB, Shooters Is. NY | 9 | | |
| Mono | Wood | Hull | 1003 | Fulton SB, Wilmington CA | | 433 | |
| Monomac | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 94 | 828 | |
| Monroe | Steel | Cargo | 1025 | Newburgh SY, Newburgh NY | 9 | 1369 | |
| Monsoon | Wood | Tug-YT | 1086 | Eastern Shore SB, Sharptown MD | | 2497 | |
| Montague | Steel | Cargo | 1015 | Standifer, G.M., Vancouver WA | 7 | 1069 | |
| Montclair | Req. | Reefer | 7300t | Standard SB, Shooters Is. NY | 4 | | |
| Montezuma | Wood | Cargo | 1001 | Standifer, G.M., Portland OR | | 18 | |
| Montgomery | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 36 | 582 | |
| Montrolite | Req. | Tanker | 9000t | Ames SB&DD, Seattle WA | 4 | | Released from requisition 1918 |
| Moosabee | Wood | Cargo | 1001 | Standifer, G.M., Vancouver WA | | 23 | |
| Moosehausic | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 78 | 812 | |
| Moositauka | Steel | Tug-AT | 1035 | Northwest Eng'g, Green Bay WI | 2066 | 2066 | |
| Mopang | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 90 | 824 | |
| Moraine | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 288 | |
| Moravia Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 104 | 838 | |
| Morganza | Comp. | Cargo | 1010 | Mobile SB, Mobile AL | | 312 | |
| Moritz | Wood | Cargo | 1003 | Grant Smith-Porter, St. Johns OR | | 256 | |
| Morristown | Req. | Cargo | 7300t | Standard SB, Shooters Is. NY | 7 | | |
| Mosella | Steel | Cargo | 1015 | Moore SB, Oakland CA | 146 | 2234 | |
| Moshico | Steel | Cargo | 1038 | Mobile SB, Mobile AL | 7 | 653 | |
| Moss Point | Wood | Hull | 1001 | Dantzler SB&DD, Moss Point MS | | 638 | |
| Mount Evans | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 24 | 1698 | |
| Mount Shasta | Req. | Cargo | 7100t | Moore & Scott IW, Oakland CA | 112 | | |
| Mount Vernon Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 13 | 559 | |
| Mulpua | Steel | Cargo | 1015 | Moore SB, Oakland CA | 130 | 1016 | |
| Munaires | Req. | Cargo | 7430t | Newport News SB&DD, Newport News VA | 207 | | Released from requisition 1918 |
| Munindies | Req. | Cargo | 7430t | Newport News SB&DD, Newport News VA | 206 | | Released from requisition 1917 |
| Munra | Wood | Hull | 1001 | Rodgers, G.F., Astoria OR | | 471 | |
| Mursa | Steel | Cargo | 1015 | Moore SB, Oakland CA | 148 | 2236 | |
| Muscatine | Req. | Reefer | 7300t | Standard SB, Shooters Is. NY | 2 | | |
| Musketo | Wood | Hull | 1003 | Sommarstrom SB, Columbia City OR | | 437 | |
| Mystic | Req. | Cargo | 9000t | Merchant SB, Chester PA | 347 | | |
| Naamhok | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 38 | 634 | |
| Nacata | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 37 | 633 | |
| Nacogdoches | Wood | Hull | 1001 | Universal SB, Houston TX | | 157 | |
| Nahant | Wood | Barge | 1067 | Green, R.T., Chelsea MA | | 2290 | |
| Naiwa | Steel | Cargo | 1016 | Baltimore DD&SB, Baltimore MD | 96 | 192 | |
| Nakoni | Wood | Hull | 1001 | Chandler, R.J., Wilmington CA | | 2260 | |
| Namasket | Steel | Cargo | 1015 | Pacific Coast SB, Suisun Bay CA | 8 | 948 | |
| Nameaug | Steel | Cargo | 1016 | Groton IW, Groton CT | 2 | 373 | |
| Namecki | Wood | Hull | 1001 | Tampa Dock, Tampa FL | | 200 | |
| Nantahala | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 2 | 335 | |
| Nantasket | Req. | Cargo | 8500t | Fore River SB, Quincy MA | 272 | | |
| Narbo | Steel | Cargo | 1015 | Moore SB, Oakland CA | 149 | 2237 | |
| Narcissus | Steel | Cargo | 1015 | Moore SB, Oakland CA | 150 | 2238 | |
| Nashaba | Steel | Cargo | 1015 | Pacific Coast SB, Suisun Bay CA | 10 | 950 | |
| Nashotah | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 1355 | |
| Nashville | Steel | Barge | 1096 | Nashville Bridge, Nashville TN | | 2776 | |
| Natenna | Wood | Cargo | 1006 | National SB, Orange TX | | 243 | |
| National Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 30 | 576 | |
| Natirar | Steel | Cargo | 1046 | Bethlehem, Wilmington DE | 3461 | 1144 | |
| Naugus | Steel | Cargo | 1015 | Moore SB, Oakland CA | 137 | 1023 | |
| Nawitka | Wood | Cargo | 1006 | National SB, Orange TX | | 241 | |
| Neabsco | Wood | Cargo | 1006 | National SB, Orange TX | | 239 | |
| Nedmac | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 524 | 524 | |
| Neeolah | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 1356 | |
| Nemaha | Steel | Cargo | 1037 | Fuller, Geo.A., Wilmington NC | 1450 | 1450 | |
| Nemassa | Wood | Hull | 1001 | Freeport SB, S. Freeport ME | | 436 | |
| Neponset | Req. | P&C | 10000t | Sun SB, Chester PA | 7 | | |
| Nesco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 31 | 577 | |
| Neshaminy | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 10 | 606 | |
| Neshobee | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 118 | 852 | |
| New Britain | Steel | Cargo | 1017 | Downey SB, Milliken NY | 7 | 222 | |
| New England | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 112 | 846 | |
| New Meadows | Wood | Barge | 1067 | Kelley Spear, Bath ME | | 2335 | |
| New Orleans | Steel | Cargo | 1037 | Doullut & Williams SB, N. Orleans LA | 1907 | 1907 | |
| New Windsor | Steel | Cargo | 1025 | Newburgh SY, Newburgh NY | 2 | 760 | |
| Newburgh | Steel | Cargo | 1025 | Newburgh SY, Newburgh NY | 1 | 759 | |
| Newburyport | Wood | Hull | 1001 | Shattuck, L.H., Portsmouth NH | | 405 | |
| Newton | Wood | Hull | 1001 | Shattuck, L.H., Portsmouth NH | | 401 | |
| Nicetown | Wood | Hull | 1001 | Midland Bridge, Houston TX | | 2108 | |
| Nile | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #2 WA | 70 | 1944 | |
| Nipmuc | Steel | Cargo | 1019 | Atlantic, Portsmouth NH | 4 | 990 | |
| Nishmaha | Steel | Cargo | 1015 | Standifer, G.M., Vancouver WA | 5 | 1067 | |
| Nobles | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 536 | 536 | |
| Noccalula | Steel | Cargo | 1025 | Pensacola SB, Pensacola FL | 967 | 967 | |
| Nockum | Steel | Cargo | 1015 | Moore SB, Oakland CA | 135 | 1021 | |
| Noddle Island | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 111 | 845 | |
| Nokatay | Steel | Cargo | 1015 | Moore SB, Oakland CA | 134 | 1020 | |
| Nonantum | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 66 | 800 | |
| Norma | Req. | Cargo | 3500t | Harlan & Hollingsworth, Wilmington DE | 458 | | |
| North Bend | Wood | Hull | 1003 | Kruse & Banks, North Bend OR | | 426 | |
| North Pole | Req. | Reefer | 6200t | Baltimore DD&SB, Baltimore MD | 83 | | |
| Northwestern Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 87 | 821 | |
| Norumbega | Steel | Cargo | 1019 | Atlantic, Portsmouth NH | 5 | 991 | |
| Nupolela | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 1357 | |
| O. B. Jennings | Req. | Tanker | 14900t | Newport News SB&DD, Newport News VA | 201 | | Released from requisition 1917 |
| O. T. Waring | Req. | Tanker | 8130t | Harlan & Hollingsworth, Wilmington DE | 446 | | |
| Oakland | Req. | Cargo | 9400t | Moore & Scott IW, Oakland CA | 117 | | |
| Obak | Comp. | Cargo | 1010 | Mobile SB, Mobile AL | | 314 | |
| Occidental | Req. | Tanker | 9800t | Texas SS, Bath ME | 22 | | |
| Octorara | Wood | Hull | 1001 | Nilson & Kelez SB, Seattle WA | | 467 | |
| Oelwein | Wood | Hull | 1001 | Seaborn SY, Tacoma WA | | 2201 | |
| Oglethorpe | Comp. | Cargo | 1010 | Terry SB, Savannah GA | | 64 | |
| Ogontz | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 510 | 510 | |
| Okesa | Wood | Hull | 1001 | Russell SB, Portland ME | | 155 | |
| Okiya | Wood | Cargo | 1001 | Standifer, G.M., Portland OR | | 25 | |
| Oklahoma City | Steel | Cargo | 1038 | Mobile SB, Mobile AL | 10 | 656 | |
| Old Hickory | Steel | Barge | 1096 | Nashville Bridge, Nashville TN | | 2778 | |
| Old North State | Steel | Trnsp. | 1095 | New York SB, Camden NJ | 244 | 2585 | |
| Oldham | Steel | Cargo | 1037 | Doullut & Williams SB, N. Orleans LA | 1914 | 1914 | |
| Olen | Steel | Cargo | 1014 | Todd DD&Const, Tacoma WA | 8 | 2629 | |
| Olockson | Steel | Cargo | 1015 | Standifer, G.M., Vancouver WA | 6 | 1068 | |
| Oneco | Wood | Hull | 1001 | Beaumont SB&DD, Beaumont TX | | 447 | |
| Onekama | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 15 | 561 | |
| Onteora | Wood | Hull | 1001 | Wilson SB, Astoria OR | | 1460 | |
| Opelika | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 19 | 565 | |
| Opequan | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 21 | 567 | |
| Ophis | Steel | Cargo | 1014 | Todd DD&Const, Tacoma WA | 9 | 2630 | |
| Orani | Steel | Cargo | 1015 | Seattle N. Pacific SB, Seattle WA | 6 | 754 | |
| Oraton | Wood | Cargo | 1001 | Traylor SB, Cornwells PA | | 183 | |
| Orcus | Steel | Cargo | 1014 | Todd DD&Const, Tacoma WA | 10 | 2631 | |
| Orhom | Wood | Hull | 1001 | Cumberland SB, S. Portland ME | | 386 | |
| Oriental | Steel | Cargo | 1092 | Kiangnan Dock, Shanghai CH | | 2085 | |
| Orizaba | Req. | P&C | 4500t | Cramp, W. & Sons, Philadelphia PA | 435 | | |
| Ormond | Wood | Barge | 1067 | St. John's River SY, Jacksonville FL | | 2102 | |
| Oronoke | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 115 | 849 | |
| Osakis | Steel | Cargo | 1017 | Downey SB, Milliken NY | 2 | 217 | |
| Osaqumsick | Steel | Cargo | 1015 | Seattle N. Pacific SB, Seattle WA | 4 | 752 | |
| Osawatomie | Steel | Cargo | 1016 | Baltimore DD&SB, Baltimore MD | 98 | 194 | |
| Oscoda | Steel | Cargo | 1016 | Baltimore DD&SB, Baltimore MD | 99 | 195 | |
| Oshkosh | Steel | Cargo | 1021 | Long Beach SB, Long Beach CA | 128 | 424 | |
| Oskaloosa | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 3 | 336 | |
| Oskawa | Steel | Cargo | 1015 | Moore SB, Oakland CA | 121 | 145 | |
| Ossa | Steel | Cargo | 1014 | Todd DD&Const, Tacoma WA | 12 | 2633 | |
| Ossineke | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 19 | 86 | |
| Ossining | Steel | Cargo | 1014 | Seattle Con.&DD (Todd), Seattle WA | 104 | 105 | |
| Otho | Steel | Cargo | 1014 | Todd DD&Const, Tacoma WA | 13 | 2634 | |
| Ourcq (USAT) | Steel | Trnsp. | 1024 | Amer. Intl. SB, Hog Island PA | 676 | 676 | |
| Outagamie | Steel | Tug-AT | 1035 | Northwest Eng'g, Green Bay WI | 2069 | 2069 | |
| Overbrook | Req. | Tanker | 9000t | Merchant SB, Chester PA | 341 | | |
| Owatama | Wood | Hull | 1001 | Wilson SB, Astoria OR | | 1459 | |
| Ox | Wood | Tug-YT | 1086 | Leatham & Smith T&W, Sturgeon B WI | | 2786 | |
| Oyaka | Comp. | Cargo | 1010 | Mobile SB, Mobile AL | | 315 | |
| Ozaukee | Steel | Cargo | 1021 | Long Beach SB, Long Beach CA | 127 | 423 | |
| Ozette | Steel | Cargo | 1015 | Seattle N. Pacific SB, Seattle WA | 1 | 749 | |
| Pachet | Steel | Cargo | 1019 | Atlantic, Portsmouth NH | 9 | 995 | |
| Padnsay | Steel | Cargo | 1014 | Todd DD&Const, Tacoma WA | 14 | 2635 | |
| Pagasset | Steel | Cargo | 1019 | Atlantic, Portsmouth NH | 10 | 996 | |
| Palisades | Steel | Cargo | 1063 | Standard SB, Shooters Is. NY | 21 | 1293 | |
| Pallas | Steel | Cargo | 1014 | Todd DD&Const, Tacoma WA | 15 | 2636 | |
| Palo Alto | Conc. | Tanker | 1100 | San Francisco SB, San Francisco CA | | 1663 | |
| Pamunkey | Wood | Hull | 1001 | Coos Bay SB, Marshfield OR | | 2190 | |
| Pan America | Steel | Trnsp. | 1029 | Bethlehem, Sparrows Point MD | 4196 | 2506 | |
| Panga | Wood | Hull | 1001 | Dierks Blodgett, Pascagoula MS | | 283 | |
| Panhandle State | Steel | Trnsp. | 1095 | New York SB, Camden NJ | 247 | 2588 | |
| Panola | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 14 | 560 | |
| Pansa | Steel | Cargo | 1014 | Todd DD&Const, Tacoma WA | 16 | 2637 | |
| Parksville | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 64 | 798 | |
| Pasadena | Req. | Cargo | 9400t | Moore & Scott IW, Oakland CA | 116 | | |
| Pascagoula | Wood | Hull | 1001 | Dierks Blodgett, Pascagoula MS | | 279 | |
| Passaic Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 20 | 566 | |
| Patoka (USS) | Steel | Tanker | 1106 | Newport News SB&DD, Newport News VA | 248 | 1654 | |
| Patrick Henry | Req. | Cargo | 12500t | Pennsylvania SB, Gloucester NJ | 16 | | |
| Paul H. Harwood | Req. | Tanker | 10475t | Union IW, San Francisco CA | 146 | | |
| Pawlet | Steel | Cargo | 1015 | Standifer, G.M., Vancouver WA | 9 | 1071 | |
| Pawtucket | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 55 | 789 | |
| Pearldon | Steel | Tanker | 1031 | Terry SB, Savannah GA | 115 | 1396 | |
| Peekskill | Steel | Cargo | 1025 | Newburgh SY, Newburgh NY | 8 | 1368 | |
| Peninsula State | Steel | Trnsp. | 1029 | New York SB, Camden NJ | 252 | 2584 | |
| Peralta | Conc. | Tanker | 1100 | San Francisco SB, San Francisco CA | | 1662 | |
| Perro | Wood | Hull | 1001 | Southern DD&SB, Orange TX | | 355 | |
| Persistence | Wood | Tug-YT | 1086 | Brown, A.C. & Sons, Tottenville NY | | 2750 | |
| Peshewah | Wood | Hull | 1001 | Coos Bay SB, Marshfield OR | | 2191 | |
| Pezuta | Wood | Hull | 1001 | Sanderson & Porter, Raymond WA | | 91 | |
| Phoenix | Req. | Tanker | 9000t | Merchant SB, Chester PA | 343 | | |
| Phoenix Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 11 | 557 | |
| Piave | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 3 | 957 | |
| Pine Tree State | Steel | Trnsp. | 1029 | Bethlehem, Sparrows Point MD | 4195 | 2505 | |
| Pinellas | Steel | Cargo | 1012 | Merrill-Stevens, Jacksonville FL | 105 | 15 | |
| Pipestone County | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 532 | 532 | |
| Piqua | Req. | Cargo | 4000t | Pusey & Jones, Wilmington DE | 1001 | | |
| Pittsburgh Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 117 | 851 | |
| Plainfield | Req. | Cargo | 3500t | Moore, S.L. & Sons, Elizabethport NJ | 115 | | |
| Plow City | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 106 | 840 | |
| Point Adams | Req. | Cargo | 3800t | Albina Engine&Mach, Portland OR | 6 | | |
| Point Arena | Req. | Cargo | 3300t | Albina Engine&Mach, Portland OR | 2 | | |
| Point Bonita | Req. | Cargo | 3800t | Albina Engine&Mach, Portland OR | 3 | | |
| Point Judith | Req. | Cargo | 3800t | Albina Engine&Mach, Portland OR | 5 | | |
| Point Lobos | Req. | Cargo | 3800t | Albina Engine&Mach, Portland OR | 4 | | |
| Point Loma | Req. | Cargo | 3300t | Albina Engine&Mach, Portland OR | 1 | | |
| Pointer | Wood | Tug-YT | 1086 | Burger Boat, Manitowoc WI | | 2574 | |
| Polar Bear | Req. | Reefer | 6200t | Baltimore DD&SB, Baltimore MD | 88 | | |
| Polar Land | Req. | Reefer | 6200t | Baltimore DD&SB, Baltimore MD | 87 | | |
| Polar Sea | Req. | Reefer | 6200t | Baltimore DD&SB, Baltimore MD | 86 | | |
| Polar Star | Req. | Reefer | 6200t | Baltimore DD&SB, Baltimore MD | 89 | | |
| Polias | Conc. | Cargo | 1048 | Fougner American, Flushing Bay NY | | 1189 | |
| Polybius | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #2 WA | 44 | 1930 | |
| Pomona | Steel | Cargo | 1032 | Bethlehem, Alameda CA | 5275 | 1682 | |
| Ponchartrain | Wood | Hull | 1001 | Jahncke SB, Madisonville LA | | 212 | |
| Pontia | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 51 | 785 | |
| Porter | Wood | Tug-YT | 1086 | International SB&Mar. Eng., Nyack NY | | 2450 | |
| Portola Plumas | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5264 | 1134 | |
| Portsmouth | Steel | Cargo | 1019 | Atlantic, Portsmouth NH | 3 | 989 | |
| Pottawatomie | Wood | Tug-YT | 1086 | Northwest Eng'g, Green Bay WI | | 2809 | |
| Potter | Steel | Cargo | 1037 | Doullut & Williams SB, N. Orleans LA | 1908 | 1908 | |
| Poughkeepsie | Steel | Cargo | 1025 | Newburgh SY, Newburgh NY | 3 | 761 | |
| Proctor | Steel | Cargo | 1020 | Globe SB, Superior WI | 115 | 1226 | |
| Propeller | Wood | Tug-YT | 1086 | International SB&Mar. Eng., Nyack NY | | 2451 | |
| Provincetown | Steel | Cargo | 1015 | Groton IW, Groton CT | 8 | 1543 | |
| Prowess | Wood | Tug-YT | 1086 | Brown, A.C. & Sons, Tottenville NY | | 2751 | |
| Prusa | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 498 | 498 | |
| Puget Sound | Req. | Cargo | 7500t | Seattle Con.&DD (Todd), Tacoma WA | 4 | | Ex Seattle hull #102 |
| Pulaski | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 169 | 1844 | |
| Putnam | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 68 | 802 | |
| Puyallup | Wood | Hull | 1001 | Seaborn SY, Tacoma WA | | 2198 | |
| Pylos | Steel | Tug-AT | 1035 | Northwest Eng'g, Green Bay WI | 2070 | 2070 | |
| Pyramus | Wood | Hull | 1001 | Union Bridge&Const, Morgan City LA | | 209 | |
| Python | Steel | Cargo | 1044 | Manitowoc SB, Manitowoc WI | 103 | 1308 | |
| Quabbin | Steel | Tanker | 1041 | Moore SB, Oakland CA | 141 | 1027 | |
| Quaker City | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1494 | 1494 | |
| Quana | Wood | Hull | 1001 | Maryland SB, Sollers Pt MD | | 101 | |
| Quapaw | Wood | Hull | 1001 | McBride & Law, Beaumont TX | | 170 | |
| Quemakoning | Wood | Hull | 1001 | Beaumont SB&DD, Beaumont TX | | 449 | |
| Quidnic | Wood | Hull | 1003 | Kruse & Banks, North Bend OR | | 427 | |
| Quillwark | Steel | Cargo | 1015 | Moore SB, Oakland CA | 138 | 1024 | |
| Quinault | Wood | Hull | 1001 | Seaborn SY, Tacoma WA | | 473 | |
| Quinneseco | Comp. | Cargo | 1010 | Terry SB, Savannah GA | | 63 | |
| Quinnipiac | Steel | Cargo | 1016 | Groton IW, Groton CT | 4 | 375 | |
| Quistconck | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 492 | 492 | |
| Quittacas | Steel | Cargo | 1014 | Seattle Con.&DD (Todd), Tacoma WA | 29 | 114 | Ex Seattle hull #115 |
| Quoque | Wood | Hull | 1001 | Wilson SB, Astoria OR | | 444 | |
| R.L. Newman | Wood | Hull | 1001 | York River SB, West Point VA | | 416 | |
| Racehorse | Wood | Tug-YT | 1086 | Chance Marine Const., Annapolis MD | | 2663 | |
| Radnor | Req. | P&C | 10000t | Sun SB, Chester PA | 3 | | |
| Ramapo (USS) | Steel | Tanker | 1106 | Newport News SB&DD, Newport News VA | 249 | 1655 | |
| Ramos | Wood | Barge | 1067 | Union Bridge&Const, Morgan City LA | | 2007 | |
| Rapidan (USS) | Steel | Tanker | 1106 | Newport News SB&DD, Newport News VA | 250 | 1656 | |
| Rattler | Wood | Tug-YT | 1086 | Sullivan, J.W., Sailors Snug Hbr NY | | 2698 | |
| Reaper | Req. | Tanker | 9800t | Texas SS, Bath ME | 24 | | |
| Red Cloud | Comp. | Cargo | 1009 | Merrill-Stevens, Jacksonville FL | | 1 | |
| Red Hook | Steel | Cargo | 1014 | Todd DD&Const, Tacoma WA | 18 | 2639 | Cpl. priv. as Yard 33, ex Parma |
| Red Mountain | Steel | Cargo | 1025 | Pensacola SB, Pensacola FL | 968 | 968 | |
| Redbird | Steel | Cargo | 1023 | Bayles SY, Port Jefferson NY | 3 | 775 | |
| Redlands | Wood | Cargo | 1001 | Chandler, R.J., Wilmington CA | | 1036 | |
| Redman | Steel | Cargo | 1023 | Bayles SY, Port Jefferson NY | 4 | 776 | |
| Redondo | Req. | Cargo | 6000t | Union IW, Alameda CA | 154 | | |
| Reindeer | Wood | Tug-YT | 1086 | Chance Marine Const., Annapolis MD | | 2662 | |
| Remus | Steel | Cargo | 1014 | Seattle Con.&DD (Todd), Tacoma WA | 27 | 112 | Ex Seattle hull #113 |
| Retriever | Wood | Tug-YT | 1086 | Burger Boat, Manitowoc WI | | 2571 | |
| Richconcal | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5266 | 1136 | |
| Richmond | Wood | Barge | 1129 | Crosby Nav., Richmond ME | | 2578 | |
| Richmond Boro | Steel | Cargo | 1017 | Downey SB, Milliken NY | 8 | 223 | |
| Ripon | Steel | Cargo | 1074 | Manitowoc SB, Manitowoc WI | 114 | 1757 | |
| Riverside Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 103 | 837 | |
| Roanoke | Req. | Tanker | 9800t | Texas SS, Bath ME | 21 | | |
| Robin Adair | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #2 WA | 74 | 1948 | See Name Changes table for listing |
| Robin Goodfellow | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #2 WA | 76 | 1950 | See Name Changes table for listing |
| Robin Gray | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #2 WA | 75 | 1949 | See Name Changes table for listing |
| Robin Hood | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #2 WA | 73 | 1947 | See Name Changes table for listing |
| Rock Island | Req. | Cargo | 4350t | Pusey & Jones, Wilmington DE | 1008 | | |
| Rock Island Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 92 | 826 | |
| Rockaway Park | Steel | Cargo | 1063 | Standard SB, Shooters Is. NY | 20 | 1292 | |
| Rockport | Steel | Cargo | 1025 | Pensacola SB, Pensacola FL | 969 | 969 | |
| Romulus | Steel | Tanker | 1031 | Bethlehem, Wilmington DE | 3451 | 1140 | |
| Rotarian | Steel | Cargo | 1014 | Todd DD&Const, Tacoma WA | 17 | 2638 | |
| Roy H. Beattie | Wood | Hull | 1001 | Shattuck, L.H., Portsmouth NH | | 391 | |
| Runonta | Wood | Hull | 1001 | Universal SB, Houston TX | | 166 | |
| Rushville | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 167 | 1842 | |
| Ruxton | Wood | Barge | 1067 | Crook, H.E., Baltimore MD | | 2595 | |
| S. B. Hunt | Req. | Tanker | 10150t | Sun SB, Chester PA | 13 | | |
| S. M. Spalding | Req. | Tanker | 10475t | Union IW, San Francisco CA | 145 | | |
| Sabine Sun | Req. | Tanker | 10300t | Sun SB, Chester PA | 2 | | |
| Sabotawan | Steel | Cargo | 1017 | Downey SB, Milliken NY | 4 | 219 | |
| Sac City | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 493 | 493 | |
| Sacandaga | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 494 | 494 | |
| Saccarappa | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 495 | 495 | |
| Saco | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 496 | 496 | |
| Sacramento | Req. | Cargo | 7500t | Seattle Con.&DD (Todd), Seattle WA | 92 | | |
| Saetia | Req. | Cargo | 4500t | Harlan & Hollingsworth, Wilmington DE | 453 | | |
| Sag Harbor | Req. | Cargo | 3500t | Staten Is. SB, Staten Island NY | 693 | | |
| Sagadahoc | Req. | Cargo | 9970t | Texas SS, Bath ME | 3 | | |
| Sagaporack | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 497 | 497 | |
| Saguache | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 499 | 499 | |
| Sahale | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 500 | 500 | |
| Salaam | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 28 | 624 | |
| Salem | Wood | Tug-YT | 1086 | Northwest Eng'g, Green Bay WI | | 2804 | |
| Salem County | Steel | Tanker | 1031 | Bethlehem, Wilmington DE | 3452 | 1141 | |
| Salina | Steel | Tanker | 1041 | Moore SB, Oakland CA | 143 | 1029 | |
| Salinas (USS) | Steel | Tanker | 1106 | Newport News SB&DD, Newport News VA | 251 | 1657 | |
| Salmon | Wood | Hull | 1003 | McEachern Ship, Astoria OR | | 660 | |
| Saluda | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 501 | 501 | |
| Salvation Lass | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 530 | 530 | |
| Samoset | Wood | Hull | 1001 | Coos Bay SB, Marshfield OR | | 2192 | |
| Sampson | Wood | Tug-YT | 1086 | Northwest Eng'g, Green Bay WI | | 2072 | |
| San Lamberto | Steel | Cargo | 1037 | Fuller, Geo.A., Wilmington NC | 1454 | 1454 | Cpl. priv., ex Hylton |
| San Leon | Steel | Cargo | 1037 | Fuller, Geo.A., Wilmington NC | 1455 | 1455 | Cpl. priv., ex Cresson |
| San Pasqual | Conc. | Tanker | 1100 | Pacific Marine Const., San Diego CA | | 1724 | |
| Sandy Point | Wood | Barge | 1067 | Sandy Point SB, Sandy Pt. ME | | 2476 | |
| Sangamon | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 502 | 502 | |
| Sanpa | Wood | Hull | 1001 | Housatonic SB, Stratford CT | | 456 | |
| Santa Ana | Req. | P&C | 4986t | Cramp, W. & Sons, Philadelphia PA | 442 | | |
| Santa Elisa | Req. | P&C | 5275t | New York SB, Camden NJ | 197 | | |
| Santa Eulalia | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 171 | 1846 | Cpl. priv., ex Lake Finney |
| Santa Isabel | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 170 | 1845 | Cpl. priv., ex Lake Finkton |
| Santa Leonora | Req. | P&C | 5299t | New York SB, Camden NJ | 198 | | |
| Santa Luisa | Req. | P&C | 4986t | Cramp, W. & Sons, Philadelphia PA | 443 | | |
| Santa Malta | Req. | Cargo | 9500t | Cramp, W. & Sons, Philadelphia PA | 447 | | |
| Santa Olivia | Req. | Cargo | 9500t | Cramp, W. & Sons, Philadelphia PA | 444 | | |
| Santa Tecla | Req. | Cargo | 3954t | New York SB, Camden NJ | 206 | | |
| Santa Teresa | Req. | P&C | 4986t | Cramp, W. & Sons, Philadelphia PA | 446 | | |
| Santa Veronica | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 172 | 1847 | Cpl. priv., ex Lake Firth |
| Santore | Req. | Bulk | 11300t | Bethlehem, Sparrows Point MD | 165 | | Released from requisition 1918 |
| Sapelo (USS) | Steel | Tanker | 1106 | Newport News SB&DD, Newport News VA | 252 | 1658 | |
| Sapinero | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 503 | 503 | |
| Sapona | Conc. | Cargo | 1070 | Liberty SB, Wilmington NC | | 1562 | |
| Sapulpa | Steel | Tanker | 1041 | Moore SB, Oakland CA | 144 | 1030 | |
| Sarcoxie | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 504 | 504 | |
| Saris | Wood | Hull | 1001 | Hammond Lumber, Eureka CA | | 647 | |
| Sassacus | Wood | Hull | 1001 | North Carolina SB, Morehead City NC | | 371 | |
| Satartia | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 505 | 505 | |
| Saucon | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 506 | 506 | |
| Saugerties | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 507 | 507 | |
| Saugus | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 508 | 508 | |
| Sawokla | Steel | Cargo | 1027 | Oscar Daniels SB, Tampa FL | 7 | 745 | |
| Scantic | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 509 | 509 | |
| Schenectady | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 511 | 511 | |
| Schodack | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 512 | 512 | |
| Schoharie | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 513 | 513 | |
| Schoodic | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 514 | 514 | |
| Schroon | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 515 | 515 | |
| Schuylkill Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 114 | 848 | |
| Scottsburg | Steel | Cargo | 1103 | New York SB, Camden NJ | 243 | 2601 | |
| Searsport | Wood | Barge | 1067 | Sandy Point SB, Sandy Pt. ME | | 2477 | |
| Seattle Spirit | Steel | Cargo | 1013 | Duthie, J.F., Seattle WA | 26 | 1476 | |
| Seekonk | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 522 | 522 | |
| Setangya | Wood | Hull | 1001 | Coos Bay SB, Marshfield OR | | 2193 | |
| Selma | Conc. | Tanker | 1100 | Ley, F.T., Mobile AL | | 1716 | |
| Seminole | Steel | Cargo | 1027 | Oscar Daniels SB, Tampa FL | 4 | 742 | |
| Sepulga (USS) | Steel | Tanker | 1106 | Newport News SB&DD, Newport News VA | 253 | 1659 | |
| Seres | Wood | Hull | 1001 | Housatonic SB, Stratford CT | | 457 | |
| Setter | Wood | Tug-YT | 1086 | Burger Boat, Manitowoc WI | | 2573 | |
| Sewells Point | Req. | Collier | 8600t | New York SB, Camden NJ | 184 | | |
| Sewickly | Wood | Cargo | 1001 | Sloan SY, Olympia WA | | 39 | |
| Seypen | Wood | Cargo | 1001 | Traylor SB, Cornwells PA | | 184 | |
| Shannock | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 527 | 527 | |
| Sharon | Req. | Tanker | 7000t | Pennsylvania SB, Gloucester NJ | 6 | | |
| Shaume | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 528 | 528 | |
| Shelby | Wood | Barge | 1109 | Beaumont SB&DD, Beaumont TX | | 2127 | |
| Shellbank | Wood | Barge | 1109 | Beaumont SB&DD, Beaumont TX | | 2128 | |
| Shenandoah | Req. | Tanker | 9500t | Texas SS, Bath ME | 11 | | |
| Sherwood | Wood | Barge | 1067 | Coastwise SB, Baltimore MD | | 2141 | |
| Shickshinny | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 537 | 537 | |
| Shooters Island | Req. | Cargo | 7300t | Standard SB, Shooters Is. NY | 13 | | |
| Shortsville | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 41 | 587 | |
| Siboney | Req. | P&C | 4500t | Cramp, W. & Sons, Philadelphia PA | 434 | | |
| Siletz | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 29 | 1703 | |
| Silvanus | Wood | Hull | 1113 | Shattuck, L.H., Portsmouth NH | | 396 | |
| Silver State | Steel | Trnsp. | 1029 | Newport News SB&DD, Newport News VA | 257 | 2873 | |
| Silverado | Req. | Cargo | 3000t | Long Beach SB, Long Beach CA | 124 | | |
| Silverbrook | Req. | Tanker | 9000t | Merchant SB, Chester PA | 344 | | |
| Sinasta | Steel | Cargo | 1015 | Pacific Coast SB, Suisun Bay CA | 5 | 945 | |
| Sinsinawa | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1484 | 1484 | |
| Sioux City | Steel | Cargo | 1074 | Manitowoc SB, Manitowoc WI | 116 | 1759 | |
| Sioux Falls | Steel | Cargo | 1099 | McDougall-Duluth, Duluth MN | 1862 | 1862 | |
| Snoqualmie | Wood | Hull | 1111 | Puget Sd Bridge&D, Seattle WA | | 1115 | |
| Snug Harbor | Req. | Cargo | 3500t | Staten Is. SB, Staten Island NY | 689 | | |
| Sol Navis | Req. | P&C | 10000t | Sun SB, Chester PA | 10 | | |
| Solitaire | Req. | Tanker | 4100t | Texas SS, Bath ME | 14 | | |
| Somme (USAT) | Steel | Trnsp. | 1024 | Amer. Intl. SB, Hog Island PA | 674 | 674 | |
| Sonia | Wood | Hull | 1001 | Universal SB, Houston TX | | 165 | |
| South Bend | Req. | P&C | 10000t | Sun SB, Chester PA | 5 | | |
| South Pole | Req. | Reefer | 6200t | Baltimore DD&SB, Baltimore MD | 84 | | |
| Southern Cross | Steel | Trnsp. | 1029 | New York SB, Camden NJ | 241 | 1013 | |
| Spaniel | Wood | Tug-YT | 1086 | Burger Boat, Manitowoc WI | | 2575 | |
| Springfield | Steel | Cargo | 1019 | Atlantic, Portsmouth NH | 7 | 993 | |
| St. Anthony | Steel | Cargo | 1014 | Todd DD&Const, Tacoma WA | 11 | 2632 | |
| St. Augustine | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 37 | 583 | |
| St. Johns County | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 45 | 591 | |
| St. Mihiel (USAT) | Steel | Trnsp. | 1024 | Amer. Intl. SB, Hog Island PA | 672 | 672 | |
| Stallion | Wood | Tug-YT | 1086 | Chance Marine Const., Annapolis MD | | 2664 | |
| Stanley | Steel | Cargo | 1105 | Skinner & Eddy, Seattle #2 WA | 56 | 1935 | |
| Staten Island | Req. | Cargo | 4350t | Pusey & Jones, Wilmington DE | 1012 | | |
| Steadfast | Steel | Cargo | 1032 | Bethlehem, Alameda CA | 170 | 1223 | Initially requisitioned |
| Stockton | Steel | Tanker | 1041 | Moore SB, Oakland CA | 153 | 2229 | |
| Storm King | Steel | Cargo | 1025 | Newburgh SY, Newburgh NY | 15 | 2834 | |
| Strathnaver | Steel | Cargo | 1017 | Downey SB, Milliken NY | 6 | 221 | |
| Sturgeon Bay | Wood | Cargo | 1007 | Lake & Ocean Nav., Sturgeon B WI | | 191 | |
| Suamico | Wood | Tug-YT | 1086 | Northwest Eng'g, Green Bay WI | | 2806 | |
| Suboatco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 120 | 854 | Cpl. priv., ex Irving Bridge |
| Sucubaco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 149 | 883 | Cpl. priv., ex Bigtunk |
| Sudawsonco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 134 | 868 | Cpl. priv., ex Quonset |
| Sudbury | Req. | Cargo | 7500t | Merchant SB, Chester PA | 340 | | |
| Suduffco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 133 | 867 | Cpl. priv., ex Vierling Bridge |
| Sudurco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 124 | 858 | Cpl. priv., ex Tobique |
| Suedco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 121 | 855 | Cpl. priv., ex Kellogg Bridge |
| Suelco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 128 | 862 | Cpl. priv., ex Pico |
| Sugillenco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 146 | 880 | Cpl. priv., ex Kaboka |
| Suholco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 131 | 865 | Cpl. priv., ex Tustem |
| Sujaineco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 141 | 875 | Cpl. priv., ex Everett Bridge |
| Sujerseyco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 147 | 881 | Cpl. priv., ex Dearing |
| Sulanierco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 138 | 872 | Cpl. priv., ex Nebelow |
| Sumanco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 135 | 869 | Cpl. priv., ex Naddock |
| Summerleaf | Req. | Cargo | 9000t | Merchant SB, Chester PA | 351 | | |
| Sunbeam | Req. | Tanker | 10000t | Sun SB, Chester PA | 17 | | |
| Sundance | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1500 | 1500 | |
| Sunelseco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 122 | 856 | Cpl. priv., ex Archbold Bridge |
| Sunewarco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 144 | 878 | Cpl. priv., ex Ibena |
| Sunewco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 129 | 863 | Cpl. priv., ex Picton |
| Sunshine | Req. | Tanker | 10000t | Sun SB, Chester PA | 18 | | |
| Sunugentco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 145 | 879 | Cpl. priv., ex Tamara |
| Suphenco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 150 | 884 | Cpl. priv., ex Bunganut |
| Suportco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 123 | 857 | Cpl. priv., ex Elchankoe |
| Surailco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 127 | 861 | Cpl. priv., ex Beargrove |
| Suremico | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 139 | 873 | Cpl. priv., ex Nequosset |
| Surichco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 137 | 871 | Cpl. priv., ex Jelcaw |
| Surico | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 132 | 866 | Cpl. priv., ex Rising Sun |
| Suscolanco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 140 | 874 | Cpl. priv., ex Neskett |
| Susherico | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 136 | 870 | Cpl. priv., ex Negunket |
| Suspearco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 148 | 882 | Cpl. priv., ex Benoit |
| Sutermco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 126 | 860 | Cpl. priv., ex Natirar |
| Sutherland | Req. | Cargo | 7500t | Seattle Con.&DD (Todd), Seattle WA | 93 | | |
| Sutopco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 130 | 864 | Cpl. priv., ex Powwow |
| Sutransco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 125 | 859 | Cpl. priv., ex Glenora |
| Suwarinco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 143 | 877 | Cpl. priv., ex Deacon |
| Suwied | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 107 | 841 | |
| Suwordenco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 142 | 876 | Cpl. priv., ex Quinney |
| Swampscott | Wood | Hull | 1001 | Beaumont SB&DD, Beaumont TX | | 448 | |
| Swiftarrow | Steel | Tanker | No # | Northwest Steel, Portland OR | 41 | 2866 | |
| Swifteagle | Steel | Tanker | No # | Northwest Steel, Portland OR | 44 | 2869 | |
| Swiftlight | Steel | Tanker | No # | Northwest Steel, Portland OR | 45 | 2870 | |
| Swiftscout | Steel | Tanker | No # | Northwest Steel, Portland OR | 43 | 2868 | |
| Swiftstar | Steel | Tanker | No # | Northwest Steel, Portland OR | 42 | 2867 | |
| Swiftsure | Steel | Tanker | No # | Northwest Steel, Portland OR | 40 | 2865 | |
| Swiftwind | Steel | Tanker | No # | Northwest Steel, Portland OR | 46 | 2871 | |
| Sylvan Arrow | Req. | Tanker | 12650t | New York SB, Camden NJ | 174 | | |
| Syros | Steel | Cargo | 1037 | Fuller, Geo.A., Wilmington NC | 1453 | 1453 | |
| Tagus | Steel | Tug-AT | 1035 | Providence Eng, City Is. NY | | 1349 | |
| Talisman | Wood | Tug-YT | 1086 | Mathis, J.H., Camden NJ | | 2706 | |
| Tampa | Steel | Cargo | 1027 | Oscar Daniels SB, Tampa FL | 3 | 741 | |
| Tanka | Wood | Cargo | 1001 | Traylor SB, Cornwells PA | | 182 | |
| Tartar | Wood | Tug-AT | 1055 | Crowninshield, Fall River MA | | 1230 | |
| Tashmoo | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 98 | 832 | |
| Tchefuncta | Wood | Hull | 1001 | Jahncke SB, Madisonville LA | | 214 | |
| Tekoa | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 97 | 831 | |
| Tenafly | Steel | Cargo | 1063 | Standard SB, Shooters Is. NY | 22 | 1294 | |
| Tenas | Wood | Hull | 1001 | American SB, Ga, Brunswick GA | | 190 | |
| Terre Haute | Req. | Cargo | 8800t | Merchant SB, Chester PA | 353 | | |
| Terrier | Wood | Tug-YT | 1086 | Burger Boat, Manitowoc WI | | 2572 | |
| Texarkana | Req. | Cargo | 9000t | Merchant SB, Chester PA | 356 | | |
| Thala | Wood | Cargo | 1011 | Supple & Ballin, Portland OR | | 226 | |
| The Angeles | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 21 | 1404 | |
| The Lambs | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 6 | 960 | |
| Tillamook | Wood | Cargo | 1001 | Grant Smith-Porter, St. Johns OR | | 1358 | |
| Tippecanoe (USS) | Steel | Tanker | 1106 | Newport News SB&DD, Newport News VA | 254 | 1660 | |
| Tipton | Req. | Cargo | 3500t | Harlan & Hollingsworth, Wilmington DE | 457 | | |
| Toiler | Wood | Tug-AT | 1076 | Northwest Eng'g, Green Bay WI | | 1481 | |
| Toka | Wood | Cargo | 1001 | Meacham & Babcock, Seattle WA | | 952 | |
| Toledo Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 93 | 827 | |
| Tollard | Steel | Cargo | 1016 | Groton IW, Groton CT | 1 | 372 | |
| Tolo | Wood | Hull | 1001 | Foundation, Newark NJ | | 123 | |
| Tolosa | Steel | Cargo | 1019 | Atlantic, Portsmouth NH | 8 | 994 | |
| Tomah | Wood | Tug-YT | 1086 | Northwest Eng'g, Green Bay WI | | 2807 | |
| Tomalva | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1532 | 1532 | |
| Tompkinsville | Wood | Barge | 1067 | Johnson SY, Mariners Hbr NY | | 2305 | |
| Tona | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 100 | 834 | |
| Tonesit | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 99 | 833 | |
| Toopi | Steel | Tug-AT | 1035 | Northwest Eng'g, Green Bay WI | 2067 | 2067 | |
| Topa Topa | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 26 | 1409 | |
| Tornado | Wood | Tug-YT | 1086 | Eastern Shore SB, Sharptown MD | | 2495 | |
| Tours (USAT) | Steel | Trnsp. | 1024 | Amer. Intl. SB, Hog Island PA | 679 | 679 | |
| Trimountain | Steel | Tanker | 1045 | Bethlehem, Quincy MA | 1381 | 1672 | |
| Trinity (USS) | Steel | Tanker | 1106 | Newport News SB&DD, Newport News VA | 255 | 1661 | |
| Tripp | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 29 | 1418 | |
| Triumph | Req. | Cargo | 11800t | Union IW, Alameda CA | 167 | | |
| Trontolite | Req. | Tanker | 9000t | Skinner & Eddy, Seattle #1 WA | 11 | | Released from requisition 1918 |
| Tuckahoe | Req. | Collier | 4900t | New York SB, Camden NJ | 205 | | |
| Tuckanuck | Steel | Cargo | 1015 | Moore SB, Oakland CA | 132 | 1018 | |
| Tuladi | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 102 | 836 | |
| Tulsa | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 539 | 539 | |
| Tulsagas | Steel | Tanker | 1059 | Baltimore DD&SB, Baltimore MD | 116 | 2860 | |
| Tustem | Steel | Tanker | 1041 | Moore SB, Oakland CA | 155 | 2863 | |
| Tuwetanka | Comp. | Cargo | 1010 | Terry SB, Savannah GA | | 68 | |
| Tuxpanoil | Steel | Tanker | 1059 | Baltimore DD&SB, Baltimore MD | 115 | 2859 | |
| Tyee | Wood | Hull | 1001 | Morey & Thomas, Jacksonville FL | | 380 | |
| Typhoon | Wood | Tug-YT | 1086 | Eastern Shore SB, Sharptown MD | | 2496 | |
| U.S. Darien | Steel | Barge | 1039 | Alabama DD&SB, Mobile AL | 9 | 301 | |
| U.S. Mamei | Steel | Barge | 1039 | Alabama DD&SB, Mobile AL | 10 | 302 | |
| Ulak | Wood | Hull | 1001 | Shattuck, L.H., Portsmouth NH | | 403 | |
| Umatilla | Wood | Cargo | 1001 | Standifer, G.M., Portland OR | | 17 | |
| Unicoi | Steel | Cargo | 1027 | Oscar Daniels SB, Tampa FL | 5 | 743 | |
| Union Liberty | Steel | Cargo | 1099 | Toledo SB, Toledo OH | 168 | 1843 | |
| Utacarbon | Steel | Tanker | 1047 | Bethlehem, Alameda CA | 5263 | 1133 | |
| Utina | Wood | Hull | 1001 | Union Bridge&Const, Morgan City LA | | 208 | |
| Utoka | Wood | Hull | 1001 | Gilchrest, G.A., Thomaston ME | | 346 | |
| Vaba | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1540 | 1540 | |
| Vallonia | Steel | Tug-AT | 1035 | Northwest Eng'g, Green Bay WI | 2065 | 2065 | |
| Valor | Wood | Tug-YT | 1086 | Brown, A.C. & Sons, Tottenville NY | | 2754 | |
| Vanada | Steel | Cargo | 1015 | Virginia SB, Alexandria VA | 3 | 977 | |
| Vanguard | Wood | Tug-YT | 1086 | Northwest Eng'g, Green Bay WI | | 2071 | |
| Vermilion | Wood | Barge | 1067 | Union Bridge&Const, Morgan City LA | | 2006 | |
| Victorious | Req. | Cargo | 11800t | Union IW, Alameda CA | 163 | | |
| Vincennes | Wood | Hull | 1001 | Seaborn SY, Tacoma WA | | 2200 | |
| Vincennes Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 95 | 829 | |
| Vincent | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 22 | 1433 | |
| Vinita | Steel | Cargo | 1019 | Long Beach SB, Long Beach CA | 133 | 2078 | |
| Vinton County | Steel | Cargo | 1099 | American SB, Detroit MI | 273 | 1796 | |
| Virginia Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 96 | 830 | |
| Vittorio Emanuele III | Req. | Cargo | 7500t | Seattle Con.&DD (Todd), Seattle WA | 95 | | |
| Volant | Wood | Tug-AT | 1055 | Crowninshield, Fall River MA | | 1233 | |
| Volunteer | Steel | Cargo | 1057 | Bethlehem, Alameda CA | 150 | 1220 | Initially requisitioned |
| W. H. Tilford | Req. | Tanker | 8130t | Harlan & Hollingsworth, Wilmington DE | 442 | | |
| W. L. Steed | Req. | Tanker | 9100t | Fore River SB, Quincy MA | 269 | | |
| W. M. Burton | Req. | Tanker | 10475t | Union IW, Alameda CA | 149 | | |
| W. M. Irish | Req. | Tanker | 10475t | Union IW, Alameda CA | 148 | | |
| W. S. Rheem | Req. | Tanker | 10475t | Union IW, Alameda CA | 147 | | |
| Waban | Steel | Cargo | 1015 | Standifer, G.M., Vancouver WA | 3 | 1065 | |
| Wabanaquot | Wood | Hull | 1001 | Standifer, G.M., Portland OR | | 2816 | |
| Waco | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 61 | 795 | |
| Wacolum | Wood | Hull | 1001 | Cumberland SB, S. Portland ME | | 387 | |
| Wacosta | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 36 | 632 | |
| Wahkiakum | Wood | Hull | 1001 | Seaborn SY, Tacoma WA | | 474 | |
| Wakan | Wood | Cargo | 1003 | Grant Smith-Porter, St. Johns OR | | 258 | |
| Wakanna | Wood | Hull | 1001 | Seaborn SY, Tacoma WA | | 479 | |
| Wakiki | Wood | Hull | 1001 | Wilson SB, Astoria OR | | 1458 | |
| Wakulla | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 2 | 28 | |
| Walden | Steel | Cargo | 1025 | Newburgh SY, Newburgh NY | 4 | 762 | |
| Wallawa | Wood | Cargo | 1011 | Supple & Ballin, Portland OR | | 227 | |
| Wallingford | Steel | Cargo | 1097 | Long Beach SB, Long Beach CA | 126 | 2515 | Ex req? |
| Wallkill | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 47 | 593 | |
| Walter A. Luckenbach | Req. | Cargo | 10500t | Seattle Con.&DD (Todd), Seattle WA | 91 | | |
| Walter D. Munson | Req. | Cargo | 5500t | Bethlehem, Sparrows Point MD | 163 | | Released from requisition 1917 |
| Wampum | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 3 | 29 | |
| Waneyanda | Wood | Hull | 1001 | Fulton SB, Wilmington CA | | 1388 | |
| Wanzu | Wood | Hull | 1003 | Sommarstrom SB, Columbia City OR | | 440 | |
| War Song | Req. | Cargo | 3100t | Detroit SB, Detroit MI | 209 | | Released from requisition 1917 |
| War Sword | Req. | Cargo | 10000t | Union IW, Alameda CA | 142 | | Released from requisition 1917 |
| War Viceroy | Req. | Cargo | 8800t | Willamette IW, Portland OR | 2 | | Released from requisition 1917 |
| Ward | Steel | Cargo | 1037 | Doullut & Williams SB, N. Orleans LA | 1913 | 1913 | |
| Warwick | Steel | Tanker | 1058 | Baltimore DD&SB, Baltimore MD | 123 | 1340 | |
| Wasco | Wood | Cargo | 1003 | Grant Smith-Porter, St. Johns OR | | 250 | |
| Wasagya | Wood | Hull | 1113 | Shattuck, L.H., Portsmouth NH | | 393 | |
| Wassaic | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 4 | 30 | |
| Waterbury | Steel | Cargo | 1017 | Downey SB, Milliken NY | 10 | 225 | |
| Waterbury | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 26 | 622 | |
| Watertown | Steel | Tanker | 1045 | Bethlehem, Quincy MA | 1376 | 1166 | |
| Wathena | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 2 | 598 | |
| Watonwan | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 3 | 599 | |
| Waubesa | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 4 | 600 | |
| Wauconda | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 5 | 601 | |
| Waukau | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 6 | 602 | |
| Waukegan | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 13 | 1424 | |
| Waukesha | Req. | Cargo | 4000t | Pusey & Jones, Wilmington DE | 1002 | | |
| Waukomis | Wood | Hull | 1001 | Sandy Point SB, Sandy Pt. ME | | 486 | |
| Wauwatosa | Steel | Cargo | 1074 | Manitowoc SB, Manitowoc WI | 115 | 1758 | |
| Wawalona | Steel | Cargo | 1015 | Standifer, G.M., Vancouver WA | 4 | 1066 | |
| Waxahachie | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 7 | 603 | |
| Wayhut | Wood | Hull | 1001 | St. John's River SY, Jacksonville FL | | 142 | |
| Wayucan | Wood | Cargo | 1001 | Meacham & Babcock, Seattle WA | | 951 | |
| Weequahic | Wood | Hull | 1001 | U.S.Maritime, Brunswick GA | | 366 | |
| Wekika | Steel | Cargo | 1012 | Merrill-Stevens, Jacksonville FL | 104 | 14 | |
| Wellesley | Wood | Barge | 1067 | Machias Ship Const., Machias ME | | 2323 | |
| Wenakee | Wood | Hull | 1001 | Fulton SB, Wilmington CA | | 1389 | |
| Wenatchee | Steel | Trnsp. | 1029 | New York SB, Camden NJ | 240 | 1012 | |
| West Alcoz | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 7 | 340 | |
| West Aleta | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 8 | 341 | |
| West Alsek | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 22 | 87 | |
| West Amargosa | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 11 | 765 | |
| West Apaum | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 23 | 88 | |
| West Arrow | Req. | Cargo | 8800t | Skinner & Eddy, Seattle #1 WA | 12 | | |
| West Arvada | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 12 | 766 | |
| West Ashawa | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 6 | 339 | |
| West Avenal | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 4 | 337 | |
| West Bakersfield | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 10 | 1380 | |
| West Bridge | Req. | Cargo | 8800t | Duthie, J.F., Seattle WA | 11 | | |
| West Cactus | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 9 | 1148 | |
| West Caddoa | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 10 | 1149 | |
| West Cadron | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 12 | 1151 | |
| West Cahokia | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 13 | 1152 | |
| West Cajoot | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 13 | 767 | |
| West Calera | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 14 | 1153 | |
| West Calumb | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 15 | 769 | |
| West Camak | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 15 | 1154 | |
| West Camargo | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 16 | 1155 | |
| West Campgaw | Steel | Cargo | 1066 | Duthie, J.F., Seattle WA | 31 | 2602 | |
| West Canon | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 17 | 1156 | |
| West Cape | Req. | Cargo | 8800t | Ames SB&DD, Seattle WA | 10 | | |
| West Carmona | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 18 | 1157 | |
| West Carnifax | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 1 | 1371 | |
| West Caruth | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 2 | 1372 | |
| West Catanace | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 3 | 1373 | |
| West Cavanal | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 5 | 1375 | |
| West Cawthon | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 6 | 1376 | |
| West Cayote | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 7 | 1377 | |
| West Celeron | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 26 | 1415 | |
| West Celina | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 27 | 1416 | |
| West Chatala | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 30 | 1419 | |
| West Cherow | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 25 | 1414 | |
| West Cheswald | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 32 | 1421 | |
| West Chetac | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 8 | 1378 | |
| West Chopaka | Steel | Cargo | 1133 | Los Angeles SB&DD, Los Angeles CA | 35 | 2247 | |
| West Coast | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 7 | 1646 | Initially requisitioned |
| West Cobalt | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 11 | 1081 | |
| West Cohas | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 24 | 1177 | |
| West Compo | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 20 | 1076 | |
| West Conob | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 14 | 768 | |
| West Corum | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 13 | 1083 | |
| West Cressey | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #2 WA | 36 | 1925 | |
| West Cusseta | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 29 | 1412 | |
| West Durfee | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 20 | 1175 | |
| West Eagle | Req. | Cargo | 8800t | Ames SB&DD, Seattle WA | 3 | | |
| West Ekonk | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 25 | 1178 | |
| West Elcajon | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #2 WA | 37 | 1926 | |
| West Elcasco | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #2 WA | 38 | 1927 | |
| West Eldara | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #2 WA | 39 | 1928 | |
| West Erral | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 10 | 764 | |
| West Faralon | Steel | Cargo | 1133 | Los Angeles SB&DD, Los Angeles CA | 32 | 2244 | |
| West Galeta | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 6 | 32 | |
| West Galoc | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 5 | 31 | |
| West Gambo | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 26 | 1179 | |
| West Gate | Req. | Cargo | 8800t | Columbia River SB, Portland OR | 3 | | |
| West Gotomska | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 27 | 1180 | |
| West Grama | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 9 | 763 | |
| West Greylock | Steel | Cargo | 1133 | Los Angeles SB&DD, Los Angeles CA | 33 | 2245 | |
| West Grove | Req. | Cargo | 8800t | Columbia River SB, Portland OR | 5 | | |
| West Harcuvar | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 19 | 1693 | |
| West Hardaway | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 20 | 1694 | |
| West Hargrave | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 21 | 1695 | |
| West Harlan | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 22 | 1696 | |
| West Harshaw | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 25 | 1699 | |
| West Hartland | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 27 | 1701 | |
| West Hartley | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 28 | 1702 | |
| West Harts | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 26 | 1700 | |
| West Hassayampa | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 30 | 1704 | |
| West Haven | Req. | Cargo | 8800t | Skinner & Eddy, Seattle #1 WA | 10 | | |
| West Helix | Steel | Cargo | 1013 | Duthie, J.F., Seattle WA | 21 | 1471 | |
| West Hematite | Steel | Cargo | 1013 | Duthie, J.F., Seattle WA | 23 | 1473 | |
| West Hembrie | Steel | Cargo | 1013 | Duthie, J.F., Seattle WA | 22 | 1472 | |
| West Henshaw | Steel | Cargo | 1013 | Duthie, J.F., Seattle WA | 24 | 1474 | |
| West Hepburn | Steel | Cargo | 1013 | Duthie, J.F., Seattle WA | 25 | 1475 | |
| West Hesseltine | Steel | Cargo | 1013 | Duthie, J.F., Seattle WA | 29 | 1479 | |
| West Hika | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 19 | 1402 | |
| West Himrod | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 20 | 1403 | |
| West Hixton | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 22 | 1405 | |
| West Hobomac | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 28 | 1181 | |
| West Holbrook | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 25 | 1408 | |
| West Honaker | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 28 | 1411 | |
| West Hosokie | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 29 | 1182 | |
| West Humhaw | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 30 | 1183 | |
| West Imboden | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 14 | 1084 | |
| West Indian | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 4 | 1644 | Initially requisitioned |
| West Inskip | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 9 | 1379 | |
| West Ira | Steel | Cargo | 1080 | Ames SB&DD, Seattle WA | 19 | 2055 | |
| West Irmo | Steel | Cargo | 1080 | Ames SB&DD, Seattle WA | 14 | 2050 | |
| West Islay | Steel | Cargo | 1080 | Ames SB&DD, Seattle WA | 15 | 2051 | |
| West Isleta | Steel | Cargo | 1080 | Ames SB&DD, Seattle WA | 16 | 2052 | |
| West Islip | Steel | Cargo | 1080 | Ames SB&DD, Seattle WA | 17 | 2053 | |
| West Ison | Steel | Cargo | 1080 | Ames SB&DD, Seattle WA | 18 | 2054 | |
| West Ivan | Steel | Cargo | 1013 | Duthie, J.F., Seattle WA | 30 | 1480 | |
| West Ivis | Steel | Cargo | 1080 | Ames SB&DD, Seattle WA | 21 | 2057 | |
| West Jaffrey | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 36 | 2371 | |
| West Jappa | Steel | Cargo | 1080 | Ames SB&DD, Seattle WA | 25 | 2061 | |
| West Jena | Steel | Cargo | 1080 | Ames SB&DD, Seattle WA | 22 | 2058 | |
| West Jessup | Steel | Cargo | 1080 | Ames SB&DD, Seattle WA | 23 | 2059 | |
| West Jester | Steel | Cargo | 1080 | Ames SB&DD, Seattle WA | 24 | 2060 | |
| West Kader | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 11 | 1150 | |
| West Kasson | Steel | Cargo | 1019 | Long Beach SB, Long Beach CA | 130 | 2075 | |
| West Katan | Steel | Cargo | 1019 | Long Beach SB, Long Beach CA | 132 | 2077 | |
| West Keats | Steel | Cargo | 1019 | Long Beach SB, Long Beach CA | 135 | 2080 | |
| West Kebar | Steel | Cargo | 1019 | Long Beach SB, Long Beach CA | 136 | 2081 | |
| West Kedron | Steel | Cargo | 1019 | Long Beach SB, Long Beach CA | 137 | 2082 | |
| West Keene | Steel | Cargo | 1019 | Long Beach SB, Long Beach CA | 131 | 2076 | |
| West Kyska | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 17 | 1073 | |
| West Lashaway | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 31 | 1184 | |
| West Lewark | Steel | Cargo | 1133 | Los Angeles SB&DD, Los Angeles CA | 31 | 2243 | |
| West Lianga | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 21 | 1176 | |
| West Loquassuck | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 32 | 1185 | |
| West Madaket | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 33 | 1186 | |
| West Mahomet | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 34 | 1187 | |
| West Mahwah | Steel | Cargo | 1066 | Duthie, J.F., Seattle WA | 32 | 2603 | |
| West Maximus | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 35 | 1188 | |
| West Mingo | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 17 | 771 | |
| West Modus | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 21 | 1077 | |
| West Montop | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 18 | 772 | |
| West Munham | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 15 | 1085 | |
| West Neris | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 11 | 2206 | |
| West Niger | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 12 | 2207 | |
| West Nilus | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 13 | 2208 | |
| West Nivaria | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 14 | 2209 | |
| West Nohno | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 24 | 1080 | |
| West Nomentum | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 15 | 2210 | |
| West Norranus | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 16 | 2211 | |
| West Nosska | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 18 | 1088 | |
| West Notus | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 17 | 2212 | |
| West O'Rowa | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 30 | 1413 | |
| West Pocasset | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 34 | 2369 | |
| West Point | Req. | Cargo | 8800t | Duthie, J.F., Seattle WA | 8 | | |
| West Prospect | Steel | Cargo | 1133 | Los Angeles SB&DD, Los Angeles CA | 34 | 2246 | |
| West Quechee | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 17 | 1087 | |
| West Raritans | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 33 | 2368 | |
| West Saginaw | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 35 | 2370 | |
| West Segovia | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 31 | 1420 | |
| West Selene | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 16 | 770 | |
| West Sequana | Steel | Cargo | 1019 | Southwestern SB, San Pedro CA | 4 | 1374 | |
| West Tacook | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 22 | 1078 | |
| West Togus | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 23 | 1079 | |
| West Totant | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 16 | 1086 | |
| West Vaca | Steel | Cargo | 1019 | Western Pipe&Steel, San Francisco CA | 5 | 338 | |
| West View | Req. | Cargo | 8800t | Willamette IW, Portland OR | 16 | | |
| West Wauna | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 19 | 1075 | |
| West Wauneke | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 12 | 1082 | |
| West Wind | Req. | Cargo | 8800t | Willamette IW, Portland OR | 3 | | |
| West Zeda | Steel | Cargo | 1013 | Northwest Steel, Portland OR | 18 | 1074 | |
| West Zucker | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 8 | 34 | |
| West Zula | Steel | Cargo | 1013 | Los Angeles SB&DD, Los Angeles CA | 7 | 33 | |
| Westboro | Req. | Cargo | 8800t | Duthie, J.F., Seattle WA | 15 | | |
| Westbrook | Req. | Cargo | 8800t | Columbia River SB, Portland OR | 2 | | |
| Westchester | Req. | Cargo | 8800t | Willamette IW, Portland OR | 6 | | |
| Westerly | Req. | Cargo | 8800t | Ames SB&DD, Seattle WA | 1 | | |
| Western Ally | Req. | Cargo | 8800t | Ames SB&DD, Seattle WA | 11 | | |
| Western Belle | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 10 | 1649 | Initially requisitioned |
| Western Chief | Req. | Cargo | 8800t | Willamette IW, Portland OR | 10 | | |
| Western City | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 6 | 1645 | Initially requisitioned |
| Western Comet | Req. | Cargo | 8800t | Willamette IW, Portland OR | 14 | | |
| Western Cross | Req. | Cargo | 8800t | Duthie, J.F., Seattle WA | 18 | | |
| Western Front | Req. | Cargo | 8800t | Skinner & Eddy, Seattle #1 WA | 9 | | |
| Western Glen | Req. | Cargo | 8800t | Ames SB&DD, Seattle WA | 13 | | |
| Western Hero | Steel | Cargo | 1013 | Skinner & Eddy, Seattle #1 WA | 14 | 83 | |
| Western Hope | Req. | Cargo | 8800t | Duthie, J.F., Seattle WA | 19 | | |
| Western King | Req. | Cargo | 8800t | Duthie, J.F., Seattle WA | 17 | | |
| Western Knight | Req. | Cargo | 8800t | Ames SB&DD, Seattle WA | 12 | | |
| Western Light | Req. | Cargo | 8800t | Willamette IW, Portland OR | 12 | | |
| Western Maid | Req. | Cargo | 8800t | Willamette IW, Portland OR | 13 | | |
| Western Ocean | Req. | Cargo | 8800t | Willamette IW, Portland OR | 9 | | |
| Western Plains | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 8 | 1647 | Initially requisitioned |
| Western Pride | Steel | Cargo | 1013 | Columbia River SB, Portland OR | 9 | 1648 | Initially requisitioned |
| Western Queen | Req. | Cargo | 8800t | Skinner & Eddy, Seattle #1 WA | 17 | | |
| Western Scout | Req. | Cargo | 8800t | Willamette IW, Portland OR | 15 | | |
| Western Sea | Req. | Cargo | 8800t | Duthie, J.F., Seattle WA | 12 | | |
| Western Spirit | Req. | Cargo | 8800t | Willamette IW, Portland OR | 11 | | |
| Western Star | Req. | Cargo | 8800t | Duthie, J.F., Seattle WA | 16 | | |
| Western Wave | Req. | Cargo | 8800t | Willamette IW, Portland OR | 8 | | |
| Western World | Steel | Trnsp. | 1029 | Bethlehem, Sparrows Point MD | 4197 | 2507 | |
| Westerner | Req. | Cargo | 8800t | Duthie, J.F., Seattle WA | 9 | | |
| Westfield | Req. | Cargo | 8800t | Duthie, J.F., Seattle WA | 10 | | |
| Westford | Req. | Cargo | 8800t | Ames SB&DD, Seattle WA | 7 | | |
| Westhampton | Req. | Cargo | 8800t | Willamette IW, Portland OR | 7 | | |
| Westlake | Req. | Cargo | 8800t | Skinner & Eddy, Seattle #1 WA | 16 | | |
| Westland | Req. | Cargo | 8800t | Willamette IW, Portland OR | 5 | | |
| Westmead | Req. | Cargo | 8800t | Ames SB&DD, Seattle WA | 9 | | |
| Westminster | Wood | Hull | 1001 | Lone Star SB, Beaumont TX | | 268 | |
| Westmoreland | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 20 | 1431 | |
| Westmount | Req. | Cargo | 8800t | Ames SB&DD, Seattle WA | 6 | | |
| Westover | Req. | Cargo | 8800t | Duthie, J.F., Seattle WA | 14 | | |
| Westpool | Req. | Cargo | 8800t | Duthie, J.F., Seattle WA | 20 | | |
| Westport | Req. | Cargo | 8800t | Ames SB&DD, Seattle WA | 8 | | |
| Westshore | Req. | Cargo | 8800t | Willamette IW, Portland OR | 4 | | |
| Westward Ho | Req. | Cargo | 8800t | Columbia River SB, Portland OR | 1 | | |
| Westwood | Req. | Cargo | 8800t | Ames SB&DD, Seattle WA | 2 | | |
| Wheatland Montana | Steel | Cargo | 1079 | Skinner & Eddy, Seattle #2 WA | 54 | 1934 | |
| Wheaton | Req. | Reefer | 10100t | Bethlehem, Sparrows Point MD | 175 | | |
| Wheeling Mold | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 116 | 850 | |
| Whistler | Wood | Tug-YT | 1086 | Mathis, J.H., Camden NJ | | 2704 | |
| White Haven | Wood | Barge | 1067 | White Haven SB, White Haven MD | | 2413 | |
| Whitehead | Wood | Barge | 1067 | Cobb, F. SB, Rockland ME | | 2481 | |
| Wicasta | Wood | Hull | 1001 | Midland Bridge, Houston TX | | 363 | |
| Wichita | Steel | Cargo | 1037 | Doullut & Williams SB, N. Orleans LA | 1909 | 1909 | |
| Wihaha | Wood | Cargo | 1001 | Grant Smith-Porter, Aberdeen WA | | 289 | |
| Wildwood | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1496 | 1496 | |
| Wilhelm Jebsen | Req. | Tanker | 10475t | Union IW, San Francisco CA | 140 | | |
| William A. Amberg | Req. | Bulk | 12500t | American SB, Lorain OH | 723 | | Released from requisition 1917 |
| William H. Webb | Req. | Cargo | 9000t | Merchant SB, Chester PA | 360 | | |
| William Isom | Req. | Tanker | 5000t | Baltimore DD&SB, Baltimore MD | 78 | | Released from requisition 1917 |
| William N. Page | Req. | Collier | 8600t | New York SB, Camden NJ | 195 | | |
| William P. Cowan | Req. | Tanker | 8500t | American SB, Lorain OH | 724 | | Released from requisition 1918 |
| William Penn | Req. | Cargo | 12500t | Pennsylvania SB, Gloucester NJ | 17 | | |
| Willimantic | Steel | Cargo | 1014 | Seattle Con.&DD (Todd), Seattle WA | 108 | 107 | |
| Wilscox | Steel | Cargo | 1027 | Oscar Daniels SB, Tampa FL | 2 | 740 | |
| Winapie | Wood | Hull | 1001 | Shattuck, L.H., Portsmouth NH | | 399 | |
| Winding Gulf | Req. | Collier | 8600t | New York SB, Camden NJ | 192 | | |
| Winnegance | Wood | Barge | 1067 | Kelley Spear, Bath ME | | 2336 | |
| Winnsboro | Wood | Hull | 1001 | Southern DD&SB, Orange TX | | 354 | |
| Winona | Steel | Cargo | 1022 | Amer. Intl. SB, Hog Island PA | 1505 | 1505 | |
| Winona County | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 24 | 1435 | |
| Winston Salem | Steel | Cargo | 1037 | Fuller, Geo.A., Wilmington NC | 1449 | 1449 | |
| Winyah | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 9 | 605 | |
| Wisconsin Bridge | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 24 | 570 | |
| Wishkah | Wood | Hull | 1005 | Grays Harbor M.S., Grays Hbr WA | | 56 | |
| Wizard | Wood | Tug-YT | 1086 | Mathis, J.H., Camden NJ | | 2705 | |
| Wolverine State | Steel | Trnsp. | 1095 | New York SB, Camden NJ | 248 | 2589 | |
| Wonahbe | Wood | Hull | 1001 | Rodgers, G.F., Astoria OR | | 472 | |
| Woodman | Wood | Tug-AT | 1061 | Davis, M.M. &Sons, Solomons MD | | 1213 | |
| Woodmansie | Steel | Cargo | 1023 | Submarine Boat, Newark NJ | 48 | 594 | |
| Woonsocket | Req. | Cargo | 9530t | Texas SS, Bath ME | 2 | | |
| Worcester | Steel | Cargo | 1016 | Groton IW, Groton CT | 3 | 374 | |
| Wovoka | Wood | Hull | 1001 | Fulton SB, Wilmington CA | | 2157 | |
| Woyaca | Wood | Hull | 1001 | Shattuck, L.H., Portsmouth NH | | 400 | |
| Wright (USS) | Steel | Trnsp. | 1024 | Amer. Intl. SB, Hog Island PA | 680 | 680 | |
| Wynooche | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 12 | 608 | |
| Wytheville | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 18 | 1429 | |
| Yahwah | Wood | Hull | 1001 | Shattuck, L.H., Portsmouth NH | | 398 | |
| Yainax | Wood | Hull | 1114 | Kruse & Banks, North Bend OR | | 431 | |
| Yaka | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 31 | 627 | |
| Yakima | Wood | Hull | 1001 | Wright SY, Tacoma WA | | 490 | |
| Yaklok | Steel | Cargo | 1015 | Seattle N. Pacific SB, Seattle WA | 2 | 750 | |
| Yalza | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 34 | 630 | |
| Yamhill | Steel | Cargo | 1015 | Moore SB, Oakland CA | 122 | 146 | |
| Yapalaga | Steel | Cargo | 1025 | Merchant SB, Bristol PA | 33 | 629 | |
| Yaphank | Steel | Cargo | 1017 | Downey SB, Milliken NY | 9 | 224 | |
| Yaquina | Steel | Cargo | 1015 | Moore SB, Oakland CA | 123 | 147 | |
| Yehama | Wood | Hull | 1003 | Fulton SB, Wilmington CA | | 432 | |
| Yellowstone | Req. | Cargo | 9400t | Moore & Scott IW, Oakland CA | 115 | | |
| Yesoking | Steel | Cargo | 1016 | Baltimore DD&SB, Baltimore MD | 101 | 197 | |
| Yomachichi | Steel | Cargo | 1027 | Oscar Daniels SB, Tampa FL | 1 | 739 | |
| York Harbor | Req. | Cargo | 3500t | Staten Is. SB, Staten Island NY | 695 | | |
| Yosemite | Req. | Cargo | 9400t | Moore & Scott IW, Oakland CA | 114 | | |
| Youngstown | Steel | Cargo | 1037 | Federal SB, Kearny/Newark NJ | 14 | 1425 | |
| Yukon | Req. | Cargo | 7500t | Seattle Con.&DD (Todd), Tacoma WA | 6 | | Ex Seattle hull #99 |
| Yustan | Wood | Hull | 1001 | Shattuck, L.H., Portsmouth NH | | 402 | |
| Zaca | Steel | Cargo | 1015 | Moore SB, Oakland CA | 125 | 149 | |
| Zarembo | Steel | Cargo | 1014 | Seattle Con.&DD (Todd), Tacoma WA | 28 | 113 | Ex Seattle hull #114 |
| Zavalla | Wood | Cargo | 1006 | National SB, Orange TX | | 237 | |
| Zirkel | Steel | Cargo | 1015 | Moore SB, Oakland CA | 126 | 150 | |
| Zuniga | Wood | Hull | 1001 | Heldenfels Bros, Rockport TX | | 644 | |