| USMC # | Shipbuilder | Location | Hull # | Original Name | Design | DWT | Delivered | Disposition |
| 399 | Butler SB | Superior WI | 1 | John W. Arey | N3-S-A1 | 2,800 | Dec-42 | To Britain, sold private 1951, sank 1971 |
| 400 | Butler SB | Superior WI | 2 | Rodney Baxter | N3-S-A1 | 2,800 | May-43 | To Britain, sold private 1951, wrecked 1958 but repaired, sank 1972 but raised and repaired, hit by rocket fire and lost in the Mekong River 1974 |
| 401 | Butler SB | Superior WI | 3 | Richard Bearse | N3-S-A1 | 2,800 | May-43 | To Britain, sold private 1949, scrapped 1961 |
| 402 | Butler SB | Superior WI | 4 | William Brewster | N3-S-A1 | 2,800 | May-43 | To Britain, in collision and sank in the St. Clair River 1943 but raised and repaired, sold private 1949, scrapped 1967 |
| 403 | Butler SB | Superior WI | 5 | William Bursley | N3-S-A1 | 2,800 | May-43 | To Britain, mined in the North Sea 1945 but repaired, sold private 1949, in collision and beached 1954 but repaired, wrecked and abandoned 1964 |
| 404 | Butler SB | Superior WI | 6 | Ashman J. Clough | N3-S-A1 | 2,800 | May-43 | To Britain, torpedoed and lost in the English Channel 1944 |
| 405 | Butler SB | Superior WI | 7 | Calvin Coggin | N3-S-A1 | 2,800 | Jun-43 | To Britain, sold private 1949, wrecked and scrapped 1962 |
| 406 | Butler SB | Superior WI | 8 | Jesse G. Cotting | N3-S-A1 | 2,800 | Jun-43 | To Britain, sold private 1949, scrapped |
| 407 | Butler SB | Superior WI | 9 | Josiah P. Cressey | N3-S-A1 | 2,800 | Jun-43 | To Britain, sold private 1947, sunk by gunfire in the Yangtze River 1949 |
| 408 | Butler SB | Superior WI | 10 | Tully Crosby | N3-S-A1 | 2,800 | Jun-43 | To Britain, sold private 1949, burnt and sank 1965 |
| 409 | Butler SB | Superior WI | 11 | Elkanah Crowell | N3-S-A1 | 2,800 | Jun-43 | To Britain, sold private 1951 as Inchulva, scrapped |
| 410 | Butler SB | Superior WI | 12 | Justin Doane | N3-S-A1 | 2,800 | Jun-43 | To Britain, sold private 1947, sunk by gunfire near Chienchow 1950 |
| 411 | Butler SB | Superior WI | 13 | Asa Eldridge | N3-S-A1 | 2,800 | Jul-43 | To Britain, sold private 1951, scrapped |
| 412 | Butler SB | Superior WI | 14 | Anthony Enright | N3-S-A1 | 2,800 | Jul-43 | To Britain, sold private 1950, scrapped 1964 |
| 413 | Butler SB | Superior WI | 15 | Watson Ferris | N3-S-A1 | 2,800 | Jul-43 | To Britain, wrecked and scrapped 1950 |
| 414 | Butler SB | Superior WI | 16 | Bailey Foster | N3-S-A1 | 2,800 | Jul-43 | To Britain, sold private 1949, scrapped 1971 |
| 415 | Butler SB | Superior WI | 17 | Gurden Gates | N3-S-A1 | 2,800 | Jul-43 | To Britain, sold private 1949, burnt and abandoned 1967 |
| 416 | Butler SB | Superior WI | 18 | Moses Gay | N3-S-A1 | 2,800 | Jul-43 | To Britain, sold private 1951, wrecked and scrapped 1959 |
| 417 | Smith SB | Sturgeon Bay WI | 269 | Alden Gifford | N3-S-A1 | 2,800 | Nov-42 | To Britain, sank off the West of England 1944 |
| 418 | Smith SB | Sturgeon Bay WI | 270 | Kimball Harlow | N3-S-A1 | 2,800 | Dec-42 | To Britain, sold private 1949, scrapped 1973 |
| 419 | Smith SB | Sturgeon Bay WI | 271 | Freeman Hatch | N3-S-A1 | 2,800 | Dec-42 | To Britain, sold private 1950, sunk at the Bay of Pigs invasion 1961 |
| 420 | Smith SB | Sturgeon Bay WI | 272 | Waldo Hill | N3-S-A1 | 2,800 | Feb-43 | To Britain, sold private 1949, scrapped 1972 |
| 421 | Smith SB | Sturgeon Bay WI | 273 | William Homan | N3-S-A1 | 2,800 | Apr-43 | To Britain, struck mine 1949 but repaired, sold private 1951, wrecked and scrapped 1964 |
| 422 | Smith SB | Sturgeon Bay WI | 274 | Laban Howes | N3-S-A1 | 2,800 | Apr-43 | To Britain, sold private 1949, abandoned 1961 but salvaged, scrapped 1962 |
| 423 | Smith SB | Sturgeon Bay WI | 275 | William Howland | N3-S-A1 | 2,800 | Apr-43 | To Britain, sold private 1949, wrecked and scrapped 1969 |
| 424 | Smith SB | Sturgeon Bay WI | 276 | Ashbel Hubbard | N3-S-A1 | 2,800 | May-43 | To Britain, sold private 1949, sank 1951 |
| 425 | Smith SB | Sturgeon Bay WI | 277 | Clement T. Jayne | N3-S-A1 | 2,800 | Jun-43 | To Britain, sold private 1949, scrapped 1968 |
| 452 | Pacific Bridge | 1 | Charles H. Salter | N3-S-A1 | 2,800 | Dec-42 | To Britain, wrecked and lost off Iceland 1946 | |
| 453 | Pacific Bridge | 2 | Cyrus Sears | N3-S-A1 | 2,800 | May-43 | To Britain, sold private 1951, burnt and sank 1964 | |
| 454 | Pacific Bridge | 3 | Benjamin Sherburn | N3-S-A1 | 2,800 | Apr-43 |