List of patrol vessels of the United States Navy
This is a list of patrol vessels of the United States Navy.
PC, patrol craft coastal
By hull number
By name
Hydrofoil vessels
PHM, patrol missile hydrofoil
- , formerly Delphinus
PGH, patrol gunboat hydrofoil
PCH, submarine chaser hydrofoil
PC, submarine chaser
- PC-452 reclassified
- PC-454 reclassified
- PC-455 reclassified
- PC-456 reclassified
- PC-458 reclassified
- PC-459 reclassified
- PC-460 reclassified
- to Norway as
- PC-488 Renamed and reclassified
- PC-509 Renamed and reclassified
- Reclassified YP-105
- Reclassified YP-77
- PC-549/
- PC-555/
- PC-563/
- PC-578/
- PC-582/
- PC-588/
- PC-589/
- /
- Reclassified YW/YWN-120
- to Republic of Korea as Kum Gang San
- PC-802/ to Republic of Korea as Sam Gak San
- PC-803/
- Reclassified PGM-10
- Reclassified PGM-11
- to Republic of Korea as Jiri San
- to Republic of Korea as Pak Tu San
- PC-826 Renamed and reclassified
- PC-1039 Reclassified
- PC-1088 Reclassified PGM-12
- PC-1089 Reclassified PGM-13
- PC-1090 Reclassified PGM-14
- PC-1091 Reclassified PGM-15
- PC-1126/
- PC-1148 Reclassified PGM-16
- PC-1169/
- PC-1177/
- PC-1177/
- Reclassified PGM-17
- PC-1244/
- to France as Sabre
- to France as Pique
- to France as Cimeterre
- PC-1251/
- Reclassified PGM-18
- Reclassified PCS-1427
- Reclassified PCS-1465
- PC-1548 Reclassified PGM-9
- PC-1550 Reclassified PGM-19
- PC-1551 Reclassified PGM-20
- PC-1552 Reclassified PGM-21
- PC-1553 Reclassified PGM-22
- PC-1554 Reclassified PGM-23
- PC-1555 Reclassified PGM-24
- PC-1556 Reclassified PGM-25
- PC-1557 Reclassified PGM-26
- PC-1558 Reclassified PGM-27
- PC-1559 Reclassified PGM-28
- PC-1560 to France as Coutelas
- PC-1562 to France as Javelot
- PC-1565 Reclassified PGM-29
- PC-1566 Reclassified PGM-30
- PC-1567 Reclassified PGM-31
- PC-1568 Reclassified PGM-32
- PC-1570 to PC-1585 Cancelled
- PC-1586 ex-
- PC-1587 ex-
- PC-1588 ex-
- PC-1589 ex-
- PC-1590 ex-
- PC-1591 ex-
- PC-1592 ex-
- PC-1593 ex-
- PC-1594 ex-
- PC-1595 ex-
- PC-1596 ex-
- PC-1597 ex-
- PC-1598 ex-
- PC / PCC-1599 ex-
- PC-1600 ex-
- PC / PCC-1601 ex-
- PC / PCC-1602 ex-
- PC-1603 ex-
- to France as Le Fougueux
- to France as L'Opiniatre
- to France as L'Agile
- to Portugal as Maio
- to Portugal as Porto Santo
- to Yugoslavia as Udarnik
- to Ethiopia as Zerai Deres, then to Italy as Vedetta F597
- to Portugal as Sao Nicolus
- to France as P-7
- to Italy as Albatros
- to Italy as Alcione
- to Italy as Airone
- to Denmark as Bellona
- to Denmark as Diana
- to Denmark as Flora
- to Denmark as Triton
- to Italy as Aquila
- to Portugal as Brava
- to Portugal as Fogo
- to Portugal as Boavista
- to Turkey as Sultanhisar
- to Turkey as Demirhisar
- to Turkey as Yarhisar
- to Turkey as Akhisar
- to Turkey as Sivrihisar
- to Turkey as Kochisar
- built in Denmark as Peder Skram
- built in Denmark as Herluf Trolle
- built in Chile as Papudo
- Cancelled
PCE, patrol craft escort, and PCER, patrol craft rescue escort
- to UK as HMS Kilbernie
- to UK as HMS Kilbride
- to UK as HMS Kilchatten
- to UK as HMS Kilchrenan
- to UK as HMS Kildary
- to UK as HMS Kildwick
- to UK as HMS Kilham
- to UK as HMS Kilkenzie
- to UK as HMS Kilhampton
- to UK as HMS Kilmacolm
- to UK as HMS Kilmarnok
- to UK as HMS Kilmartin
- to UK as HMS Kilmelford
- to UK as HMS Kilmington
- to UK as HMS Kilmore
- PCE-861 to PCE-866 Cancelled
- Reclassified YDG-8
- USS PCE-877 Renamed USS Havre
- Renamed
- Reclassified YDG-9
- Reclassified YDG-10
- PCE-887 to PCE-890 Cancelled
- PCE-901 renamed
- PCE-905 renamed
- PCE-906 renamed
- PCE-907 renamed
- PCE-908 renamed
- PCE-909 renamed
- PCE-910 cancelled June 6, 1944
- PCE-911 renamed
- PCE-912 renamed
- PCE-913 renamed
- PCE-914 renamed
- PCE-915 renamed
- PCE-916 renamed
- PCE-917 renamed
- PCE-918 renamed
- PCE-919 renamed
- PCE-920 to PCE-934 Cancelled November 1, 1945
- PCE-935 to PCE-946 Cancelled
- PCE-947 to PCE-960 Cancelled
- to Netherlands as Fret
- to Netherlands as Hermelijn
- to Netherlands as Vos
- to Netherlands as Wolf
- to Netherlands as Panter
- to Netherlands as Jaguar
PCS, patrol craft sweeper
- renamed Littlehales
- renamed YMS-446
- renamed YMS-447
- renamed YMS-448
- renamed Dutton
- renamed YMS-449
- renamed YMS-450
- formerly AMS-59
- formerly YMS-452
- renamed Amistead Rust
- renamed YMS-453
- renamed YMS-454
- renamed YMS-455
- renamed YMS-456
- renamed YMS-457
- renamed YMS-458
- renamed YMS-459
- renamed YMS-460
- renamed YMS-461
- formerly PC-1427, renamed YMS-462
- renamed YMS-463
- renamed YMS-464
- renamed YMS-465
- renamed YMS-466
- renamed YMS-467
- renamed YMS-468
- renamed YMS-469
- renamed YMS-470
- renamed YMS-471
- renamed YMS-472
- renamed YMS-473
- formerly YMS-474
- renamed YMS-475
- renamed YMS-476
- renamed YMS-477
- renamed YMS-478
- renamed YMS-479
- renamed
- renamed Derickson
- renamed YMS-480
- renamed YMS-481
- renamed Medrick
- formerly PC-1465, renamed Minah
PE, Eagle-class patrol craft
Designation | Keel Laid | Launched | Commissioned | Disposition |
PE-1 | 7 May 1918 | 11 July 1918 | 27 October 1918 | Sold 11 June 1930 |
PE-2 | 10 May 1918 | 19 August 1918 | 11 July 1918 | Sold 11 June 1930 |
PE-3 | 16 May 1918 | 11 September 1918 | 11 November 1918 | Sold 11 June 1930 |
PE-4 | 21 May 1918 | 15 September 1918 | 14 November 1918 | Sold 11 June 1930 |
PE-5 | 28 May 1918 | 28 September 1918 | 19 November 1918 | Sold 11 June 1930 |
PE-6 | 3 June 1918 | 16 October 1918 | 21 November 1918 | Destroyed as target 30 November 1934 |
PE-7 | 8 June 1918 | 5 October 1918 | 24 November 1918 | Destroyed as target 30 November 1934 |
PE-8 | 10 June 1918 | 11 November 1918 | 31 October 1919 | Sold 1 April 1931 |
PE-9 | 17 June 1918 | 8 November 1918 | 27 October 1919 | Sold 26 May 1930 |
PE-10 | 6 July 1918 | 9 November 1918 | 31 October 1919 | Destroyed 19 August 1937 |
PE-11 | 13 July 1918 | 14 November 1918 | 29 May 1919 | Sold 16 January 1935 |
PE-12 | 13 July 1918 | 12 November 1918 | 6 November 1919 | Sold 30 December 1935 |
PE-13 | 15 July 1918 | 9 January 1919 | 2 April 1919 | Sold 26 May 1930 |
PE-14 | 20 July 1918 | 23 January 1919 | 17 June 1919 | Destroyed as target 22 November 1934 |
PE-15 | 21 July 1918 | 25 January 1919 | 11 June 1919 | Sold 14 June 1934 |
PE-16 | 22 July 1918 | 11 January 1919 | 5 June 1919 | Transferred to the Coast Guard late 1919 |
PE-17 | 3 August 1918 | 1 February 1919 | 3 July 1919 | Wrecked off Long Island, New York 22 May 1922 |
PE-18 | 5 August 1918 | 10 February 1919 | 7 August 1919 | Sold 11 June 1930 |
PE-19 | 6 August 1918 | 30 January 1919 | 25 June 1919 | Destroyed 6 August 1946 |
PE-20 | 26 August 1918 | 15 February 1919 | 28 July 1919 | Transferred to USCG late 1919 |
PE-21 | 31 August 1918 | 15 February 1919 | 31 July 1919 | Transferred to USCG late 1919 |
PE-22 | 5 September 1918 | 10 February 1919 | 17 July 1919 | Transferred to USCG late 1919 |
PE-23 | 11 September 1918 | 20 February 1919 | 19 June 1919 | Sold 11 June 1930 |
PE-24 | 13 September 1918 | 24 February 1919 | 12 July 1919 | Sold 11 June 1930 |
PE-25 | 17 September 1918 | 19 February 1919 | 30 June 1919 | Lost 11 June 1930 |
PE-26 | 25 September 1918 | 1 March 1919 | 1 October 1919 | Sold 29 August 1938 |
PE-27 | 22 October 1918 | 1 March 1919 | 14 July 1919 | Sold 4 June 1946 |
PE-28 | 23 October 1918 | 1 March 1919 | 28 July 1919 | Sold 11 June 1930 |
PE-29 | 18 November 1918 | 8 March 1919 | 20 August 1919 | Sold 11 June 1930 |
PE-30 | 19 November 1918 | 8 March 1919 | 14 August 1919 | Transferred to USCG late 1919 |
PE-31 | 19 November 1918 | 8 March 1919 | 14 August 1919 | Sold 18 May 1923 |
PE-32 | 30 November 1918 | 15 March 1919 | 4 September 1919 | Sold 3 March 1947 |
PE-33 | 14 February 1918 | 15 March 1919 | 4 September 1919 | Sold 11 June 1930 |
PE-34 | 8 January 1919 | 15 March 1919 | 3 September 1919 | Sold 9 June 1932 |
PE-35 | 13 January 1919 | 22 March 1919 | 22 August 1919 | Sold 7 June 1938 |
PE-36 | 22 January 1919 | 22 March 1919 | 20 August 1919 | Sold 27 February 1936 |
PE-37 | 27 January 1919 | 25 March 1919 | 30 September 1919 | Sold 11 June 1930 |
PE-38 | 31 January 1919 | 29 March 1919 | 30 July 1919 | Sold 3 March 1947 |
PE-39 | 3 February 1919 | 29 March 1919 | 20 September 1919 | Sold 7 June 1938 |
PE-40 | 7 February 1919 | 5 April 1919 | 1 October 1919 | Destroyed as target 19 November 1934 |
PE-41 | 20 February 1919 | 5 April 1919 | 26 September 1919 | Sold 11 June 1930 |
PE-42 | 13 February 1919 | 17 May 1919 | 3 October 1919 | Sold 11 June 1930 |
PE-43 | 17 February 1919 | 17 May 1919 | 2 October 1919 | Sold 26 May 1930 |
PE-44 | 20 February 1919 | 24 May 1919 | 30 September 1919 | Disposed of 14 May 1938 |
PE-45 | 20 February 1919 | 17 May 1919 | 2 October 1919 | Sold 11 June 1930 |
PE-46 | 24 February 1919 | 24 May 1919 | 3 October 1919 | Sold 10 December 1936 |
PE-47 | 3 March 1919 | 19 June 1919 | 4 October 1919 | Sold 30 December 1935 |
PE-48 | 3 March 1919 | 24 May 1919 | 8 October 1919 | Sold 10 October 1946 |
PE-49 | 4 March 1919 | 14 June 1919 | 10 October 1919 | Sold 20 September 1930 |
PE-50 | 10 March 1919 | 18 July 1919 | 6 October 1919 | Sold 11 June 1930 |
PE-51 | 10 March 1919 | 14 June 1919 | 2 October 1919 | Sold 29 August 1938 |
PE-52 | 10 March 1919 | 9 July 1919 | 10 October 1919 | Sold 29 August 1938 |
PE-53 | 17 March 1919 | 13 August 1919 | 20 October 1919 | Sold 26 August 1938 |
PE-54 | 17 March 1919 | 17 July 1919 | 10 October 1919 | Sold 26 May 1930 |
PE-55 | 17 March 1919 | 22 July 1919 | 10 October 1919 | Sold 3 March 1947 |
PE-56 | 25 March 1919 | 15 August 1919 | 26 October 1919 | Exploded off Portland, Maine, on 23 April 1945 after being torpedoed by |
PE-57 | 25 March 1919 | 29 July 1919 | 15 October 1919 | Sold March 5, 1947 |
PE-58 | 25 March 1919 | 2 August 1919 | 20 October 1919 | Disposed of 30 June 1940 |
PE-59 | 31 March 1919 | 12 April 1919 | 19 September 1919 | Sold 29 August 1938 |
PE-60 | 31 March 1919 | 13 August 1919 | 27 October 1919 | Sold 29 August 1938 |
PE-61 through PE-112 were cancelled on November 30, 1918.
PE-5, PE-15, PE-25, PE-45, PE-65, PE-75, PE-86, PE-95, PE-105, and PE-112 were allotted for transfer to Italy, though this plan was cancelled and none were ever delivered.
PF, patrol frigate
- ex-PG-101
- ex-PG-102
- ex-PG-111
- ex-PG-112
- ex-PG-113
- ex-PG-114
- ex-PG-115
- ex-PG-116
- ex-PG-117
- ex-PG-118
- ex-PG-119
- ex-PG-120
- ex-PG-121
- ex-PG-122
- ex-PG-123
- ex-PG-124
- ex-PG-125
- ex-PG-126
- ex-PG-127
- ex-PG-128
- ex-PG-129
- ex-PG-130
- ex-PG-131
- ex-PG-132
- ex-PG-133
- ex-PG-134
- ex-PG-135
- ex-PG-136
- ex-PG-137
- ex-PG-138
- ex-PG-139
- ex-PG-140
- ex-, ex-PG-141
- ex-PG-142
- ex-PG-143
- ex-PG-144
- ex-PG-145
- ex-PG-146
- ex-PG-147
- ex-PG-148
- ex-PG-149
- ex-PG-150
- ex-PG-151
- ex-PG-152
- ex-PG-153
- ex-PG-154
- ex-PG-155
- ex-PG-156
- ex-PG-157
- ex-PG-158
- ex-PG-159
- ex-PG-160
- ex-PG-161
- ex-PG-162
- ex-PG-163
- ex-PG-164
- ex-PG-165
- ex-, ex-PG-166
- ex-PG-167
- ex-PG-168
- ex-PG-169
- ex-, ex-PG-170
- ex-, ex-PG-171
- ex-PG-172
- ex-PG-173
- ex-PG-174
- ex-PG-175
- ex-PG-176
- ex-PG-177
- ex-PG-178
- ex-PG-179
- ex-, ex-PG-180 to U.K. as
- ex-PG-181 to UK as
- ex-PG-182 to UK as
- ex-PG-183 to UK as
- ex-PG-184 to UK as
- ex-PG-185 to UK as
- ex-PG-186 to UK as
- ex-PG-187 to UK as
- ex-PG-188 to UK as
- ex-PG-189 to UK as
- ex-PG-190 to UK as
- ex-PG-191 to UK as
- ex-PG-192 to UK as
- ex-PG-193 to UK as
- ex- to UK as
- ex-PG-195 to UK as
- ex-PG-196 to UK as
- ex-PG-197 to UK as
- ex-PG-198 to UK as
- ex-Peyton to UK as
- ex-Prowse to UK as
- ex-
- ex-, ex-PG-202
- ex-PG-203, Construction cancelled December 31, 1943
- ex-PG-204 Construction cancelled December 31, 1943
- ex- Contract cancelled January 11, 1944
- ex-PG-206 Construction cancelled December 31, 1943
- ex-PG-207
- ex-PG-208
- ex-PG-209
- ex-PG-210
- to Iran as Bayandor
- to Iran as Naghdi
- to Iran as Milanian
- to Iran as Kahnamuie
- to Thailand as Tapi
- to Thailand as Khirirat
PG, gunboat
- Renamed and reclassified
- Reclassified IX-1
- Reclassified IX-19
- Reclassified IX-28
- Reclassified PR-1
- ex-IX-9
- ex-IX-23
- Reclassified PR-2
- Renamed
- ex- Reclassified IX-18
- ex-C-11
- ex-C-14/CL-16
- ex-C-15/CL-17
- ex-C-16/CL-18
- ex-C-17/CL-19
- ex-C-18/CL-20
- ex-C-19/CL-21
- Reclassified CL-22
- Reclassified IX-35
- Reclassified CL-23
- Renamed and reclassified
- Reclassified PR-4
- Reclassified PR-5
- Reclassified PR-6
- Reclassified PR-7
- Reclassified PR-8
- ex-AS-1
- ex-CMc-2 Reclassified AGP-1
- Reclassified AGP-3
- Reclassified AGC-369
- Reclassified AGP-2
- ex-
- ex-
- ex-
- ex-, renamed on return
- ex-
- ex-
- ex-
- ex-
- ex-
- ex-
- ex-, renamed and reclassified
- ex-
- ex-
- ex-
- ex-
- to Great Britain as
- to Great Britain as
- ex
- formerly
- ex-
- ex-
- ex-
- to Great Britain as
- to Great Britain as
- to Great Britain as
- to Great Britain as
- Reclassified PF-1
- Reclassified PF-2
- PG-103 to Great Britain as
- PG-104 to Great Britain as
- to Great Britain as
- PG-106 to Great Britain as
- PG-107 to Great Britain as
- to Great Britain as
- PG-109 to Great Britain as
- to Great Britain as
- Reclassified PF-3
- Reclassified PF-4
- Reclassified PF-5
- Reclassified PF-6
- Reclassified PF-7
- Reclassified PF-8
- Reclassified PF-9
- Reclassified PF-10
- Reclassified PF-11
- Reclassified PF-12
- Reclassified PF-13
- Reclassified PF-14
- Reclassified PF-15
- Reclassified PF-16
- Reclassified PF-17
- Reclassified PF-18
- Reclassified PF-19
- Reclassified PF-20
- Reclassified PF-21
- Reclassified PF-22
- Reclassified PF-23
- Reclassified PF-24
- Reclassified PF-25
- Reclassified PF-26
- Reclassified PF-27
- Reclassified PF-28
- Reclassified PF-29
- Reclassified PF-30
- Reclassified PF-31
- Reclassified PF-32
- Reclassified PF-33
- Reclassified PF-34
- Reclassified PF-35
- Reclassified PF-36
- Reclassified PF-37
- Reclassified PF-38
- Reclassified PF-39
- Reclassified PF-40
- Reclassified PF-41
- Reclassified PF-42
- Reclassified PF-43
- Renamed and reclassified
- Reclassified PF-45
- Reclassified PF-46
- Reclassified PF-47
- Reclassified PF-48
- Reclassified PF-49
- Reclassified PF-50
- Reclassified PF-51
- Reclassified PF-52
- Reclassified PF-53
- Reclassified PF-54
- Reclassified PF-55
- Reclassified PF-56
- Reclassified PF-57
- Reclassified PF-58
- Reclassified PF-59
- Reclassified PF-60
- Reclassified PF-61
- Reclassified PF-62
- Renamed and reclassified
- Reclassified PF-64
- Renamed and reclassified
- Reclassified PF-66
- Reclassified PF-67
- Reclassified PF-68
- Reclassified PF-69
- Reclassified PF-70
- Reclassified PF-71
- Renamed and reclassified ; renamed ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified ; to Great Britain as
- Renamed and reclassified
- Reclassified PF-94
- Renamed and reclassified ; contract cancelled 31 December 1943
- Renamed and reclassified ; contract cancelled 31 December 1943
- Renamed and reclassified ; contract cancelled 11 January 1944
- Renamed and reclassified ; contract cancelled 31 December 1943
- Reclassified PF-99
- Reclassified PF-100
- Reclassified PF-101
- Reclassified PF-102
PGM/PG, motor gunboat
- ex-SC-644
- ex-SC-757
- ex-SC-1035
- ex-SC-1053
- ex-SC-1056
- ex-SC-1071
- ex-SC-1072
- ex-SC-1366
- ex-PC-1548
- ex-PC-805
- ex-PC-806
- ex-PC-1088
- ex-PC-1089
- ex-PC-1090
- ex-PC-1091
- ex-PC-1148
- ex-PC-1189
- ex-PC-1255
- ex-PC-1550
- ex-PC-1551
- ex-PC-1552
- ex-PC-1553
- ex-PC-1554
- ex-PC-1555
- ex-PC-1556
- ex-PC-1557
- ex-PC-1558
- ex-PC-1559
- ex-PC-1565
- ex-PC-1566
- ex-PC-1567
- ex-PC-1568
- to the Philippines as Camarines
- to the Philippines as Sulu
- to the Philippines as La Union
- to the Philippines as Antique
- to the Philippines as Masbate
- to the Philippines as Mismamis Occidental
- to the Philippines as Agusan
- to the Philippines as Catanduanes
- to the Philippines as Romblon
- to the Philippines as Palawan
- to Burma as PGM-401
- to Burma as PGM-402
- to Burma as PGM-403
- to Burma as PGM-404
- to Denmark as Daphne
- to Denmark as Havmanden
- to Denmark as Najaden
- to Denmark as Neptun
- to Burma as PGM-405
- to Burma as PGM-406
- to Ethiopia as PC-13
- to Ethiopia as PC-14
- to Indonesia as Bentang Silungkang
- to Indonesia as Bentang Waitatiri
- to Indonesia as Bentang Kalukuang
- to Ethiopia as PC-15
- to South Vietnam as Kim Qui
- to South Vietnam as May Rut
- to South Vietnam as Nam Du
- to South Vietnam as Hoa Lu
- to South Vietnam as To Yen
- to South Vietnam as Phu Du
- to South Vietnam as Tien Moi
- to South Vietnam as Minh Hoa
- to South Vietnam as Kien Vang
- to South Vietnam as Keo Ngua
- to South Vietnam as Dienh Hai
- to South Vietnam as Truong Sa
- to Thailand as T-11
- to South Vietnam as Thai Binh
- to South Vietnam as Thi Tu
- to South Vietnam as Song Tu
- to Ecuador as Quito
- to Ecuador as Guayaquil
- to the Dominican Republic as Betelgeuse
- to Peru as Rio Sama
- to Thailand as T-12
- to South Vietnam as Tat Sa
- to South Vietnam as Phu Quoi
- to South Vietnam as Hoang Sa
- PGM-83 to South Vietnam as Hon Troc Escaped to the Philippines in 1976
- to South Vietnam as Tho Chau
- to Liberia as Alert
- to Iran as Parvan
- to Turkey as AB-21
- to Turkey as AB-22
- to Turkey as AB-23
- to Thailand as T-13
- to Turkey as AB-24
- to Brazil as Piratini
- to Brazil as Piraja
- to Peru as Rio Chira
- to Iran as Bahram
- to Thailand as T-14
- to Thailand as T-15
- to Thailand as T-16
- to Thailand as T-17
- to Thailand as T-18
- to Brazil as Pampeio
- to Brazil as Parati
- to Brazil as Penedo
- to Brazil as Poti
- to Iran as Nahid''
- to Thailand as T-19
- to Thailand as T-20
PR, river gunboat
- , ex-PG-16
- , ex-PG-20
- , ex-Guam
- , ex-PG-44
- , ex-PG-45
- , ex-PG-46
- , ex-PG-47
- , ex-PG-48
PT, patrol torpedo boat
- USS PT-1
- USS PT-41
- USS PT-59
- USS PT-109
- USS PT-309
PY, patrol yacht
PYc, coastal patrol yacht
SC, submarine chaser
These submarine chasers were 110 feet long and used the SC designation. The large missing sections of numbers in designation for the most part come from sharing the same number set as the other bigger 173 foot subchasers that used the PC designation.SC-1 class (SC-1 to SC-448)
- List of SC-1-class subchasers
- List of SC-1-class subchasers
- SC-5 built for France
- SC-7 built for France
- SC-9 built for France
- SC-10 built for France
- SC-11 built for France
- SC-12 built for France
- SC-13 built for France
- SC-14 built for France
- SC-15 built for France
- SC-16 built for France
- SC-28 built for France
- SC-29 built for France
- SC-30 built for France
- SC-31 built for France
- SC-32 built for France
- SC-33 built for France
- reclassified
- SC-65 built for France
- SC-66 built for France
- SC-67 built for France
- SC-75 built for France
- SC-76 built for France
- SC-313 built for France
- SC-314 built for France
- SC-315 built for France
- SC-316 built for France
- SC-318 built for France
- SC-319 built for France
- SC-347 built for France
- SC-348 built for France
- SC-350 built for France
- SC-357 to SC-369 built for France
- later to France as FS C-14
- SC-371 to SC-387 built for France
- later to France as FS C-28
- SC-389 to SC-402 built for France
- later to France as FS C-97
- SC-404 built for France
- later to France as FS C-99
- SC-406 built for France
SC 497 class
- ex-PC-501 Named/Reclassified Racer
- Reclassified PGM-1
- Reclassified PGM-2
- Reclassified PGM-3
- Reclassified PGM-4
- Reclassified PGM-5
- Reclassified PGM-6
- Reclassified PGM-7
- Reclassified PGM-8
SC-1474 to SC-1626
- / SCC-1474
- SC-1495 Cancelled 9/17/43
- SC-1501 Cancelled 9/17/43
- SC-1509 Cancelled 9/17/43
- SC-1513 to SC-1516 Cancelled 9/17/43
- SC-1518 to SC-1520 Cancelled 8/17/43
- SC-1521 to SC-1545 Cancelled 8/1/43
World War I section patrol (SP) and identification number (ID) series
Incomplete listing of civilian boats and ships commissioned during World War I for use as section patrol craft and civilian cargo ships, tankers, transports, etc., commissioned for U.S. Navy use during World War and given non-"SP" identification numbers in the "SP" numbering series.Identification numbers (ID)
Section patrol (SP)
- USS Swan
- USS Hatteras