Submarines
See also USN Current – Submarines
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Nuclear-powered Ballistic Missile submarines (SSBN)
“41 for Freedom” classes LOA 425′ / 129.5 m TDISP 6,700 tons. (41 boats built over 5 classes, all retired) 16 MIRV-equipped SLBM tubes/boat. Two boats continue to exist as Moored Training Ships, service 1959-2002) USS Sam Rayburn SSBN-635 James Madison class and USS Daniel Webster SSBN-626 Lafayette class converted to Moored Training Ships for training in operation of nuclear boats. Subs both shortened with missile compartments removed. 
USS Woodrow Wilson SSBN-624 Lafayette class (1963-1994) the sail and the rudder, at the correct location across the traffic circle, are on display as a submarine monument at the Naval Base Kitsap Bangor Deterrent Park, Kitsap Washington. 
USS George Bancroft SSBN-643 (1966-1993) Benjamin Franklin class. Preserved as a sail and concrete “surfacing” submarine monument at the main gates of the Kingsbay naval submarine base, Georgia. 
Nuclear-powered Attack Submarines SSN
USS Triton SSRN/SSN-586 (1959-1969) LOA 448′ / 136.6 m TDISP 7,700 tons submerged. Unique double nuclear reactor radar picket/attack submarine. Long decommissioned, eventually dismantled ca. 2008 at Bremerton. 
USS Nautilus SSN-571 (1954-1980) LOA 320′ / 97.5 m TDISP 4,100 tons submerged. First Nuclear-powered submarine. Museum boat in New London, CT. 
Cruise Missile Submarines (Diesel-Electric) SSG
USS Growler SSG-577 (1958-1964) Grayback class LOA 317′ / 96.6 m TDISP 3,500 tons submerged. Armed with the Regulus nuclear-capable cruise missile. Preserved at the Intrepid Sea, Air & Space Museum, New York City, with a Regulus 1 on deck. 
Attack Submarines (Diesel-Electric) SS
USS Blueback SS-581 (1959-1990) Barbel class LOA 219′ / 66.8 m TDISP 2,630 tons submerged. The last serving diesel-electric USN attack boat. Donated to the Oregon Museum of Science and Industry, on display since 1994. 
Gato Class LOA 312′ / 95.1 m TDISP 2,400 tons submerged (77 built, 20 lost, 6 preserved)
USS Cod SS-224 (1943-1954) Museum and memorial boat Cleveland OH. Reserve training submarine in Cleveland 1959-1971. Museum boat since 1976. In June 2021 while being towed to drydock, struck and damaged a US Coast Guard ship. 
USS Drum SS-228 (1941-1946) Museum boat at Battleship Memorial Park, Mobile, AB. 
USS Silversides SS-236 (1941-1969) 
USS Cavalla SS-244 (1944-1968) 
USS Cobia SS-245 (1944-1954) Museum boat Manitowoc WI since 1970. 
USS Croaker SS-246 (1944-1968) displayed at Groton CT 1977-1987. Preserved at Buffalo and Erie County Naval and Maritime Park since 1988.
Balao Class (1945-1946) LOA 312′ / 95.1 m TDISP 2,400 tons submerged (120 built, 14 lost, 7 preserved, 1 possibly still operational with ROC/Taiwan)
USS Bowfin SS-287 (1943-1971) USS Bowfin Submarine Museum and Park, Pearl Harbor, HW 
USS Ling SS-297 (1945-1946) served as a training ship 1960s, disposed of 1971 and acquired by the Submarine Memorial Association, 1972. Museum boat in Hackensack since 1973, but museum has been closed. 
USS Lionfish SS-298 (1944-1953) Museum Boat at Battleship Cove, Fall River MA. Reserve training submarine during the 1960s. Museum since 1973. 
USS Batfish SS-310 (1943-1969) Museum boat Muskogee OH
USS Becuna SS-319 (1944-1969) Museum Boat at Independence Seaport Museum, Philadelphia, since 1976. 
USS Clamagore SS-343 (1945-1975) Museum Boat, Patriots Point SC. Deteriorating status led to plans for sinking as an artificial reef. Instead scrapped 2022. Had been only surviving GUPPY III conversion.
USS Pampanito SS-383 (1943-1945) naval reserve training ship 1960s-1971. Museum boat at San Francisco since 1975.
USS Razorback SS-394 (1944-1970) transferred to Turkey as TCG Muratreis S-336 (1970-2001) preserved as a museum boat at North Little Rock, Arkansas.
Tench Class LOA 312′ / 95.1 m TDISP 2,420 tons submerged (29 built, 1 lost, 3 preserved, 1 possibly still operational with ROC/Taiwan)
USS Thornback SS-418 (1944-1971) Transferred to Turkey as TCG TCG Uluçalireis S 338 (1973-2000) preserved as a museum boat, Golden Horn, Istambul, Turkey. 
USS Torsk SS-423 (1944-1968) Museum Boat Baltimore MD since 1972.
USS Requin SS-481 (1945-1968) Museum boat Tampa FL then Pittsburgh from 1990. 
Tang Class LOA 269′ / 82 m TDISP 2,700 tons submerged (6 built, 2 preserved)
USS Tang SS-562 (1951-1980) transferred to Turkey 1980 as TCG Pirireis T-343 (1980-2004) Museum boat at Izmir, Turkey 
USS Trout SS-566 (1952-1977) converted to a remotely controlled Sonar Target. Scrapped 2008-2009 Brownsville TX. 
USS Gudgeon SS-567 (1952-1983) transferred to Turkey as TCG Hizirreis S-342 (1983-2004). Museum boat Kocaeli Museum, Turkey. 
Training Submarines
USS Marlin SST-2 (1953-1973) T-1 class training sub LOA 131′ / 39.9 m TDISP 350 tons submerged. Museum Boat on display at Freedom Park, Omaha Nebraska, since 1974. 
Research Submarines
USS Albacore AGSS-569 (1953-1972) LOA 205′ / 62.5 m TDISP 1824 tons submerged. US pioneering research submarine using the teardrop or “Albacore” shaped hull, an ideal hydrodynamic design for a submarine. Many phases of tests, including the addition of the “X” stern and contra-rotating propellers.
USS Dolphin AGSS-555 (1968-2007) LOA 152′ / 46.3 m TDISP 860 tons submerged. Museum boat, Maritime Museum of San Diego. Pressure hull design allowed for deep diving, and the boat was used as a test-platform for a variety of military and civilian technologies.
Continue to Amphibious Warfare Ships (not including Amphibious Assault Ships)
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