Malaysia New Zealand (F111-HMNZS Te Mana) Netherlands (8xx; Y: 8xxx) Norway (F/S/M: 3xx; P: 9xx; L: 45xx) Poland Portugal (F/M: 4xx; S: 1xx; P: 11xx0) Spain (A: xx, F: 0x 1x 2x.., R: 01, 11, L: 0x, 1x.., P: 0x, 1x.., Y: xxx) Sri Lanka South Africa Turkey (D/S: 3xx; F: 2xx; N: 1xx; A/M: 5xx; P: 1xx, 3xx, L: 4xx; Y: 1xxx) United Kingdom (R: 0x; D: 0x & 1xx; F: 0x, 1xx, 2xx; S: 0x, 1xx; M: 0x, 1xx, 1xxx, 2xxx; P: 1xx, 2xx, 3xx; L: 0x, 1xx, 3xxx, 4xxx; A: any) The NATO pennant number system added the Y (for yard) symbol for tugboats, floating cranes, docks and the like. International Deck Codes Royal Navy The Royal Navy uses a single letter (typically the first letter of the ship's name) for aircraft carriers and large vessels operating aircraft, and pairs of letters (usually, letters from the ship's name) for smaller vessel. Albion class HMS Albion — AN HMS Bulwark — BK River class HMS Forth — FH HMS Medway — MY HMS Trent — TT HMS Tamar — TM HMS Spey — SP Daring class HMS Daring — DA HMS Dauntless — DT HMS Diamond — DM HMS Dragon — DN HMS Defender — DF HMS Duncan — DU Duke class HMS Argyll — AY HMS Lancaster — LA HMS Iron Duke — IR HMS Montrose — MR HMS Westminster — WM HMS Northumberland — NL HMS Richmond — RM HMS Somerset — SM HMS Sutherland — SU HMS Kent — KT HMS Portland — PD HMS St Albans — SB Invincible class HMS Invincible — N HMS Illustrious — L HMS Ark Royal — R Queen Elizabeth class HMS Queen Elizabeth — Q HMS Prince of Wales — P Bay class RFA Cardigan Bay — CB RFA Lyme Bay — YB RFA Mounts Bay — MB Tide class RFA Tidespring — TS RFA Tiderace — TR RFA Tidesurge — TU RFA Tideforce — TF Wave class RFA Wave Knight — WK RFA Wave Ruler — WR Fort Rosalie Class RFA Fort Rosalie — FR RFA Fort Austin — FA Individual ships RFA Argus — AS RFA Fort Victoria — FV Royal Netherlands Navy De Zeven Provinciën class HNLMS De Zeven Provinciën — ZP HNLMS Tromp — TR HNLMS De Ruyter — DR HNLMS Evertsen — EV Holland class HNLMS Holland — HL HNLMS Zeeland — ZL