| Builder | Designs | EFC Numbers |
| Alabama DD&SB, Mobile AL | 1001 | 332-33 |
| American Lumber, Millville FL | 1067 | 2431-38 |
| American SB&DD, Beaufort SC | 1067 | 2216-19 |
| American SB, Ga, Brunswick GA | 1001 | 187-90, 1008-11, 2627-28 |
| Anclote SB, Tarpon Springs FL | 1067 | 2409-12 |
| Atlantic Gulf & Pacific, Brooklyn NY | 1067 | 2556-63 |
| Babare Bros., Tacoma WA | 1001 | 483, 1235-36, 2685-86 |
| Bangor Brewer, Bangor ME | 1067 | 2748-49 |
| Beaumont SB&DD, Beaumont TX | 1001 | 447-50, 2119-26 |
| Benicia SB, Benicia CA | 1001 | 488-89, 2220, 2735-36 |
| Bloxom Bros., Battery Pk VA | 1067 | 2333-34 |
| Calais SB, Calais ME | 1067 | 2361-62 |
| Coast SB, Portland OR | 1001 | 59-62, 1031-34, 2725-28 |
| Coastwise SB, Baltimore MD | 1067 | 2141-45 |
| Coos Bay SB, Marshfield OR | 1001 | 1286-87, 2190-93 |
| Crisfield SB, Crisfield MD | 1067 | 2454-55 |
| Crook, H.E., Baltimore MD | 1067 | 2594-96 |
| Crosby Nav., Richmond ME | 1067 | 2577 |
| Cumberland SB, S. Portland ME | 1001, 1067 | 382-90 (1001), 2421-24 (1067) |
| Dantzler SB&DD, Moss Point MS | 1001 | 637-42 |
| Darien SB, Darien GA | 1067 | 2350-51 |
| Dierks Blodgett, Pascagoula MS | 1001 | 279-84 |
| F. Cobb SB, Rockland ME | 1067 | 2481-82 |
| Feeney & Bremer, Tillamook OR | 1001 | 542, 2304 |
| Foundation, Newark NJ | 1001 | 115-24 |
| Freeport SB, S. Freeport ME | 1001 | 436, 461-63 |
| Fulton SB, Wilmington CA | 1001 | 1388-89, 2157-58, 2845-48 |
| G.F. Rodgers, Astoria OR | 1001 | 469-72, 2087-88, 2839-40 |
| G.M. Standifer, Portland OR | 1001 | 17-26, 2816-19 |
| Gilchrest, G.A., Thomaston ME | 1001 | 346 |
| Gildersleeve Ship Const., Gildersleeve CT | 1001 | 262-63 |
| Grant Smith-Porter, Aberdeen WA | 1001 | 285-92, 2180-87 |
| Grant Smith-Porter, St. Johns OR | 1001 | 1355-62, 2172-79, 2270-75 |
| Green, R.T., Chelsea MA | 1067 | 2290 |
| Groton IW, Noank CT | 1001 | 125-36 |
| Gulf Coast Transp., N. Orleans LA | 1067 | 2545-50 |
| H. Smith & Sons, Baltimore MD | 1001 | 293-300 |
| Hammond Lumber, Eureka CA | 1001 | 330-31, 647-48, 2261-63 |
| Heldenfels Bros, Rockport TX | 1001 | 643-46, 2729-32 |
| Hodge Ship, Moss Point MS | 1001 | 347-50, 2597-2600, 2841-44 |
| Housatonic SB, Stratford CT | 1001 | 455-60, 464 |
| Houston SB, Houston TX | 1067 | 2551-55 |
| J.M. Murdock, Jacksonville FL | 1001 | 2047-48 |
| J.M. Murdock, Jacksonville FL | 1001 | 356-57, 2045-46 |
| J.N. McCammon, Beaumont TX | 1001, 1067 | 328-29 (1001), 2741-42 (1067) |
| Jahncke SB, Madisonville LA | 1001 | 210-15, 2621-26 |
| Johnson SY, Mariners Hbr NY | 1001, 1067, 1113 | 276-77, 2343 (1001), 2305-10 (1067), 278 (1113) |
| Kelley Spear, Bath ME | 1001, 1067 | 441 (1001), 2335-40 (1067) |
| Kendrick-Aulick-Cobb-Tucker, Tampa FL | 1067 | 2607-10 |
| Kingston SB, Kingston NY | 1001 | 272-75, 2771-73 |
| Kruse & Banks, North Bend OR | 1001 | 2129-34 |
| L.H. Shattuck, Portsmouth NH | 1001, 1113 | 391/408 (1001), 393 & 396 (1113) |
| Lone Star SB, Beaumont TX | 1001 | 264-71 |
| Machias Ship Const., Machias ME | 1067 | 2323-26 |
| Maryland SB, Sollers Pt MD | 1001 | 99-104 |
| McBride & Law, Beaumont TX | 1001 | 169-72, 2733-34 |
| McEachern Ship, Astoria OR | 1001 | 2159-64, 2311-14 |
| Meacham & Babcock, Seattle WA | 1001 | 442-43, 951-54, 1746-47, 2525-28, 2687-88 |
| Midland Bridge, Houston TX | 1001, 1067 | 358-63, 2107-08 (1001), 2109-18 (1067) |
| Mississippi SB, Biloxi MS | 1067 | 2425-28 |
| Missouri Valley B&I, Leavenworth KS | 1001 | 303-09 |
| Morey & Thomas, Jacksonville FL | 1001 | 378-81, 2276-79 |
| Murnan SB, Mobile AL | 1001 | 342-45 |
| Narragansett SB, Tiverton RI | 1067 | 2659-61 |
| National SB&DD, Savannah GA | 1001 | 1089-90 |
| Newcastle SB, Damariscotta ME | 1067 | 2405-08 |
| Nilson & Kelez SB, Seattle WA | 1001 | 465-68, 2139-40, 2723-24 |
| North Carolina SB, Morehead City NC | 1001 | 370-71, 2675-76 |
| R.J. Chandler, , Wilmington CA | 1001 | 484-85, 1035-36, 2259-60 |
| Rolph SB, Rolph CA | 1001 | 1214-15, 2378-83 |
| Russell SB, Portland ME | 1001 | 153-56, 1037-38, 2745-47 |
| Sanderson & Porter, Raymond WA | 1001 | 89-98, 2327-31 |
| Sandy Point SB, Sandy Pt. ME | 1001, 1067 | 486-87 (1001), 2476-77 (1067) |
| Sawyer SY, Millbridge ME | 1067 | 2341-42 |
| Seaborn SY, Tacoma WA | 1001 | 473-80, 2135-36, 2198-2201 |
| Ship Const & Trading, Stonington CT | 1001 | 137-38 |
| Sloan SY, Anacortes WA | 1001 | 43-46, 53-54 |
| Sloan SY, Olympia WA | 1001 | 39-42, 47-52 |
| Smith & Terry, Bethel DE | 1067 | 2429-30 |
| Sommarstrom SB, Columbia City OR | 1001 | 2521-24 |
| Southern DD&SB, Orange TX | 1001 | 351-55, 2363-67 |
| St. Helen's SB, St. Helen's OR | 1001 | 481-82, 2137-38, 2793-94 |
| St. John's River SY, Jacksonville FL | 1001, 1067 | 139-42, 2099-2100, 2831-32, 2849-50 (1001), 2101-06 (1067) |
| Standard SY, Wiscasset ME | 1067 | 2592-93 |
| Tacoma SB, Tacoma WA | 1001 | 543-46, 2221-26 |
| Tampa Dock, Tampa FL | 1001 | 200-03, 2095-98 |
| Tenney, C.H., Hampton VA | 1001 | 173-76 |
| Traylor SB, Cornwells PA | 1001 | 177-86 |
| U.S.Maritime, Brunswick GA | 1001 | 364-69, 2855-57 |
| Union Bridge & Const, Morgan City LA | 1001, 1067 | 204-09 (1001), 2005-07 (1067) |
| Universal SB, Houston TX | 1001, 1067 | 157-68, 2146-51 (1001), 2152-53 (1067) |
| White Haven SB, White Haven MD | 1067 | 2413-14 |
| Wilson SB, Astoria OR | 1001 | 444-46, 1458-60, 2291, 2760-62 |
| Wright SY, Tacoma WA | 1001 | 490-91, 1363-64, 2089-90, 2315-17 |
| York River SB, West Point VA | 1001 | 415-22 |