| Nabigwon | YTB 521 | YTM 521 | Stricken 1985, Sold / Scrapped 7/28/87 | |
| Nacheninga | YTB 520 | YTM 520 | Stricken 1967, Sold | |
| Nadli | YTB 534 | YTM 534 | Decom 1946, Stricken 1975 / Scrapped 4/28/87 | |
| Nahant | WW1 | Unknown | ||
| Nahasho | YTB 535 | YTM 535 | Decom 1945, Stricken 1974 | |
| Nahoke | YTB 536 | YTM 536 | Stricken 1985, Sold / Scrapped 2006 | |
| Nakarna | YT 393 | YTB 393 | YTM 393 | Unknown |
| Namequa | YT 331 | YTB 331 | Decom 1956, Stricken 1950 | |
| Namontac | YNT 14 | YTB 738 | Stricken 1946 / Sold to McAllister Towing, Renamed Sharon Elizabeth | |
| Nanigo | YTB 537 | YTM 537 | Decom 1947, Sunk as a target 1973 | |
| Napa | WW1 | AT 32 | Unknown | |
| Narcissus | Civil War | Unknown | ||
| Narkeeta | WW1 | YT 3 | Decom 1923, Stricken 1923 | |
| Narkeeta | YT 133 | YTM 133 | Stricken 1946 | |
| Nashel | YTB 538 | YTM 538 | Stricken 1971 | |
| Nasomee | YT 260 | YTB 260 | Decom 1946, Stricken 1946 | |
| Natahki | YT 398 | YTB 398 | YTM 398 | Stricken 1974 / Sold / Scrapped 04/06/87 |
| Nashua | YTB 774 | Stricken 1994, Sold to Timothy Mullane, Dominion Marine Group Inc.s | ||
| Natchitoches | YTB 799 | Stricken 1994, To ACOE 2001, Renamed D. L. BILLMAIER | ||
| Natic | YTB 760 | Sold to Craig Burnham, Burnham Associates Inc., for $37,500 Location: Boston, MA | ||
| Naticoke | YTB 803 | Stricken 2001, Sold 2002 to Nix's Mate Equipment Company | ||
| Nausett | WW1 | YT 35 | Ex C.R.Gray / Stricken 1933 | |
| Naugatuck | YTM 753 | Stricken 1974 / Sold | ||
| Navajo | WW1 | AT 52 | Unknown | |
| Navigator | WW1 | YT 39 | YTB 39 | Decom 1946, Stricken 1946 |
| Nawona | YT 261 | YTB 261 | YTM 261 | Unknown |
| Negwagon | YT 188 | YTB 188 | YTM 188 | Decom 1946, Stricken 1972 |
| Negwagon | YTB 834 | Stricken 07/20/2007 / La Maddalena, Italy | ||
| Neodesha | IX 545 | YTB 815 | Active - Pearl Harbor, HI / Mobil Salvage and Diving Unit One | |
| Neoga | YT 263 | YTB 263 | YTM 263 | Decom 1965, Stricken 1965 |
| Neokautah | YT 284 | YTB 284 | Decom 1959, Stricken 1959 | |
| Nepanet | YT 189 | YTB 189 | YTM 189 | Decom 1946, Stricken 1986 |
| Nerita | WW1 | Unknown | ||
| Nesutan | YT 338 | YTB 338 | Decom 1950, Stricken 1950 | |
| Netahki | YT 398 | YTB 398 | YTM 398 | Stricken 1986, Sold |
| New England | WW1 | Unknown | ||
| Newark | WW1 | Unknown | ||
| Nezinscot | WW1 | Unknown | ||
| Niantic | YTB 781 | Stricken 4/26/06 in Pearl Harbor / Up for Sale by DRMS 12/17/2007 | ||
| Nina | Civil War | Unknown | ||
| Nogales | YTB 777 | Stricken to SINKEX, Sunk as a Target | ||
| Nokomis | YT 142 | YTB 142 | YTM 142 | Stricken 1973, Sold 1974 |
| Nonpareil | WW1 | SP 370 | YT 40 | Decom 1920, Stricken 1921 |
| Nootka | YTB 508 | YTM 771 | To Viet Nam 1972 | |
| Nottoway | WW1 | YT 18 | YTL 18 | Ex Accomac / Stricken 1946 |
| Numa | YTB 399 | Stricken 1985 / Sold to Burnham Associates Inc. / Renamed"RobertW. Tomlinson" | ||