PFC – Pi USS "PFC Dewayne T. Williams" (AK-3009) USS "PFC Eugene A. Obregon" (AK-3006) USS "PFC James Anderson, Jr." (AK-3002) USS "PFC William B. Baugh" (AK-3001) USS "Phalarope" () USS "Phantom" () USS "Phaon" () USS "Pharris" (FF-1094) USS "Pheasant" (AM-61) USS "Phelps" (DD-360) USS "Phertakite" () USS "Philadelphia" (1776, 1799, 1861, C-4, CL-41, SSN-690) USS "Philip" (DD-76, DD-498) USS "Philippi" () USS "Philippine Sea" (CV-47, CG-58) USS "Philippines" (SP-1677, CB-4) USS "Phillips" () USS "Phineas Sprague" () USS "Phlox" () USS "Phobos" (AK-129) USS "Phoebe" (AMc-57, MSC-199) USS "Phoebus" () USS "Phoenix" (1778, 1841, 1861, CL-46, AG-172, SSN-702) USS "Piave" () USS "Pickaway" (LPA-222) USS "Pickens" () USS "Pickerel" (, ) USS "Pickering" (1798) USS "Picket" (ACM–8, YAGR–7) USS "Picking" (DD-685) USS "Pictor" (AF-54) USS "Picuda" (SS-382) USS "Piedmont" (AD-17) USS "Pierce" () USS "Pierre" (PC-1141) USS "Pigeon" (AM–47, AM–374, ASR-21) USS "Pigot" () USS "Pike" (SS-6, SS-173) USS "Pikeville" (PC-776) USS "Pilford" () USS "Pilgrim" (1864-I, 1864-II, YFB–30, SP–1204) USS "Pililaau" (AKR-304) USS "Pillsbury" (,) USS "Pilot" (, MSF-104) USS "Pilotfish" (SS-386) USS "Pima County" (LST-1081) USS "Pinafore" () USS "Pinckney" (DDG-91) USS "Pine" (WAGL-162) USS "Pine Island"