List of Allied convoy codes during World War II

This is a list of convoy codes used by the Allies during World War II There were over 300 convoy routes organized, in all areas of the world; each was designated by a two- or three letter code. List of Allied convoys during World War II by region provides additional information.

__NOTOC__ A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z

A Convoy Origin and destination Dates Remarks AB Miscellaneous Sep 1939 to May 1940 AB Aden to Bombay Sep 1942 to Oct 1944 Slow convoys ABF Aden to Bombay 1944 to Feb 1945 Fast troop ship convoys ABS Algiers to Bougie, French North Africa Nov 1942 Single convoy; after Operation Torch AC Aden to Colombo ??? AC Alexandria to Bengazi or Tobruk Feb 1941 to Apr 1941 "Alexandria to Cyrenaica" AG Alexandria to Greece Mar 1941 to Apr 1941 Military supply convoys; during the period of the German Operation Marita invasion of Greece AH Aruba to Halifax Jul 1942 to Sep 1942 Three tanker convoys; reverse HA AH Malta or Augusta to Italy Oct 1943 to Jan 1945 Reverse HA AH Bari to Ancona in Italy Jan 1945 to May 1945 AJ Aden to Colombo Jan 1942 to Feb 1945 "Aden to Jafna"; reverse JA AK Aden to Kilindini Sep 1940 to Aug 1944 Reverse KA AKD Aden to Kilindini, then Durban Sep 1943 to Apr 1944 27 convoys; reverse DKA AM Chittagong to Madras Mar 1944 to Mar 1945 Reverse MA AM Algiers or Oran to the south of France Aug 1944 to Oct 1944 For Operation Dragoon AN Alexandria or Port Said to Piraeus or Souda Bay Sep 1940 to May 1941 "Aegean Northbound"; reverse AS AN Admiralty Islands to New Guinea Apr 1944 to Aug 1944 Following Operation Brewer; reverse NA ANF Alexandria to Piraeus 1940 to 1941 "Aegean Northbound Fast" AP UK to Egypt Aug 1940 to Oct 1940 Three troopship convoys; during the start of the Western Desert Campaign AP Aden to Persian Gulf Sep 1942 to Feb 1945 "Aden to Persian Gulf"; 92 convoys; reverse PA ARG Boston to New York City or Argentia, Newfoundland Oct 1942 to Sep 1944 ARM Mediterranean local traffic Aug 1944 to Oct 1944 Following Operation Dragoon AS Piraeus to Alexandria Jun 1940 to May 1941 "Aegean Southbound"; reverse AN AS New York to Suez Mar 1942 to Jan 1943 "America–Suez" AT Alexandria to Tobruk Nov 1941 to Jun 1942 46 convoys; reverse TA AT United States to UK Jan 1942 to Jul 1945 Troopship convoys; reverse TA AT Ancona and Trieste Jun 1945 Italian east coast route; 2 convoys ATM Antwerp to Thames Dec 1944 to Jun 1945 "Antwerp to Thames Military"; 154 military convoys AW Aruba to Curaçao Sep 1942 to Jul 1944 "Aruba to Willemstad"; Local tanker convoys; reverse WA

B Convoy Origin and destination Dates Remarks BA Bombay to Aden Feb 1941 to Sep 1944 Reverse AB BAF Bombay to Aden Sep 1944 to Jan 1945 Fast troopship convoys; reverse ABF BB Belfast to Milford Haven Jan 1941 to May 1945 432 convoys BB Clyde to Bristol Channel 1945 BC African routes Jun 1940 to Jun 1940 British special convoys BC Charleston, SC, to Bora Bora Jan 1942 to Feb 1942 Single convoy; to reinforce US forces in the Pacific after Pearl Harbor BC Beira to Durban Jul 1943 to Aug 1944 "Biera to Cape", reverse CB BC Bombay, India, to Colombo, Ceylon Sep 1943 to Aug 1945 BC Clyde to Bristol Channel 1945 BCS Cape Town, South Africa to Freetown, Sierra Leone Jun 1940 to Jul 1940 Single convoy BD White Sea to Dikson Jul 1941 to Sep 1944 Reverse DB BEC Bristol Channel to France Oct 1944 to Dec 1944 Reverse EBC BF Bahia to Freetown 1943 to 1945 Under US Navy escort; reverse FG BG Milne Bay to New Guinea Jul 1944 to ??? Reverse GB BG Brisbane to Gladstone Jan 1943 to Jul 1944 BG Biak to Morotai or Morotai to Hollandia Nov 1944 to Jan 1945 BHX Bermuda to HX rendezvous May 1940 to Jul 1941 82 feeder convoys BK Bombay to Karachi Jan 1943 Single convoy (BK.1); reverse KB BK White Sea to Kola 1943 to 1945 Reverse KB BLUE Port Said to Gibraltar Sep 1939 to Nov 1939 BM Bombay to Singapore Sep 1940 to Feb 1942 16 convoys BM Karachi or Bombay to Colombo Feb 1942 to Dec 1944 Reverse MB BN Bombay to Aden or the Suez Canal Jun 1940 to Apr 1941 "Bombay Northward"; 33 convoys BN Cape Gloucester, New Britain to Langemak Bay, New Guinea or Guadalcanal Apr 1944 to Jun 1944 Reverse NB BP Bombay to Persian Gulf Apr 1941 to Feb 1945 Reverse PB BRN Bahia to Recife 1942 to 1945 "Bahia to Recife Northward" BS Suez to Aden, often for dispersal Jun 1940 to Apr 1941 BS Corner Brook to Sydney 1942 to 1945 Reverse SB BS Brest to Casablanca, Morocco Sep 1939 to Jun 1940 BT Bahia, Brazil to Trinidad Jan 1943 to Jul 1943 Reverse TB BT Sydney, Nova Scotia to United States (east coast) 1943 to 1945 Troopship convoys BT Brisbane to United States Jan 1942 to Jun 1943 Reverse TB BT Brisbane to Townsville, Australia Aug 1942 to May 1943 BTC Milford Haven and the Bristol Channel to Thames Dec 1941 to May 1945 165 convoys; reverse TBC BV Brisbane to Townsville May 1943 to Jul 1943 Reverse VB BW Sydney, Nova Scotia to Saint John's, Newfoundland Sep 1942 to May 1945 BX Boston to Halifax Mar 1942 to May 1945 206 convoys; reverse XB BZ Bombay to Kilindini and Aden ???

C Convoy Origin and destination Dates Remarks C Colombo, Ceylon to dispersal Apr 1942 to Jun 1943 CA Cape Town, South Africa to dispersal Dec 1942 to Jun 1943 CB Durban to Beira and beyond Jul 1943 to Aug 1944 Reverse BC CD Cape Town to Durban Nov 1942 to Aug 1944 Reverse DC CE St Helen's Road, Isle of Wight, to Southend Jul 1940 to May 1944 "Channel Eastward"; 262 British coastal convoys; reverse CW CF Cape Town to Freetown and ultimately the UK Apr 1941 to Oct 1943 CF Colombo to Fremantle Mar 1941 to ??? Fast liners CG Casablanca to Gibraltar 1943 to May 1945 Originally FT convoys; reverse GC CH Chittagong to Calcutta Feb 1944 to Jan 1945 Reverse HC CJ Calcutta to Colombo Apr 1943 to Jan 1945 Reverse JC CK Havana, Cuba to Key West Oct 1942 to Aug 1943 "Cuba to Key West" CK Charleston to UK Jan 1944 to Nov 1944 CL St. John's to Sydney or Halifax, Nova Scotia Feb 1942 to Jun 1943 Reverse LC CM Cape Town or Durban via Kilindini, Kenya to Red Sea ports Mar 1940 to Apr 1945 "Cape Military"; military convoys; reverse MC CMA Durban to Mombasa Jun 1940 to Jul 1940 Single convoy within CM CN North from Cape Town for dispersal Jan 1943 to Jun 1944 "Cape Town Northward" CNF Sicily Invasion Force Jun 1943 to Jul 1943 Fast convoys; Operation Husky CO Newcastle to Melbourne and Adelaide Jun 1942 to Dec 1943 150 convoys; reverse OC COC Plymouth to Brittany Nov 1944 to May 1945 Military convoys using coasting vessels; for the delivery of military supplies CP Curaçao to Panama Canal 1942 Tanker convoys CRD Casablanca to Dakar May 1944 to Oct 1944 Reverse DRC CT UK to Canada Aug 1941 to Jun 1942 Troopship convoys; reverse TC CT Corsica via Sardinia to Bizerta 1944 Reverse TC CT Cristobal, Panama, to Trinidad Jun 1942 Single convoy (CT.1) CU Curaçao (or New York) to UK Mar 1943 to Jun 1945 "Curaçao to the UK"; 8 tanker and 74 troopship convoys; reverse UC CV Cyrenaica (Tobruk) to Valletta (Malta) 1944 Reverse VC CW Cristobal to Key West Jul 1942 "Cristóbal to Key West"; two convoys CW Southend to St Helen's Roads and Yarmouth, Isle of Wight, and then Falmouth } Jul 1940 to Jun 1944 "Channel Westward"; 270 coastal convoys; reverse CE CX Colombo to Addu Atoll Apr 1943 to Feb 1945 CZ Curaçao to Cristobal Sep 1942 to Feb 1943 "Curaçao to Panama Canal Zone"; reverse ZC

D Convoy Origin and destination Dates Remarks D Dakar to Casablanca 1939 to 1940 DB Southern England to north-western France Sep 1939 to Oct 1939 DB Dikson to White Sea 1942 to 1944 Reverse BD DB Durban, South Africa, for dispersal May 1943 One convoy (DB.38) DBF Dakar via Bathurst to Freetown 1943 DC Durban to Port Elizabeth or Cape Town Dec 1942 to Sep 1944 Reverse CD DF Clyde to Faroes ??? Military ferry convoys; reverse FD DG Thursday Island to Merauke ??? Reverse GD DK Durban to Kilindini Sep 1943 to Sep 1944 Reverse KD DKA Durban via Kilindini to Aden Sep 1943 to Jun 1944 Reverse AKD DLM Durban to Lourenço Marques Jul 1943 to Jun 1944 Reverse LMD DM Durban to Malaya Jan 1942 to Mar 1942 Three convoys DN Darwin northwards Jul 1944 to Sep 1945 DN Durban for dispersal Nov 1942 to Mar 1945 "Durban Northward" DR Dakar to Gibraltar or Casablanca Apr 1944 to Oct 1944 DRC Dakar to Casablanca Mar 1945 to Apr 1945 Reverse CRD DS Clyde to Reykjavík Apr 1941 to May 1945 Military ferry convoys; reverse SD DSF Dakar to Freetown Feb 1944 to Jul 1944 Reverse FSD DSL Dakar via Freetown to Lagos ??? Reverse LSD DSP Dakar via Freetown to Pointe Noire ??? Reverse PAD DST Dakar via Freetown to Takoradi ??? Reverse TSD DT Darwin to Thursday Island Feb 1943 to Sep 1944 Reverse TD DWI Dutch West Indies to UK 1943 Not used

E Convoy Origin and destination Dates Remarks E Trinidad to dispersal Jun 1942 to Aug 1942 During Operation Paukenschlag EBC Bristol Channel to France Jun 1944 to Oct 1944 126 military coastal convoys; reverse FBC EBM Clyde River or Milford Haven to southern England or Seine Bay, northern France Jun 1944 5 military convoys EC Southend to Clyde River, Oban and Loch Ewe Mar 1941 to Nov 1941 90 coastal convoys ECM Falmouth to Seine Bay, northern France Jun 1944 to Jul 1944 Motor transport convoys; during Operation Overlord ECP Portland to Seine Bay Jun 1944 to Jul 1944 Personnel convoys; reverse FCP EMM Belfast to France Jun 1944 to Jul 1944 Three motor transport convoys; during Operation Overlord EMP Belfast to France Jul 1944 Personnel convoys; during Operation Overlord EN Methil to Clyde River and later Loch Ewe Aug 1940 to May 1945 595 coastal convoys EPM Portland via the Solent to France Jul 1944 to Sep 1944 Motor transport convoys; related to Operation Overlord; reverse FPM EPP Portland via the Solent to Seine Bay, France Jul 1944 to Sep 1944 Personnel convoys; related to Operation Overlord; reverse FPP ET North Africa to Gibraltar Nov 1942 to Jul 1943 After Operation Torch ETC Southend to Seine Bay, France Jun 1944 to Oct 1944 Coastal convoys; reverse FTC; companion to EBC ETM Southend to Seine Bay, France Jun 1944 to Oct 1944 Motor transport convoys; reverse FTM EWC Spithead to Seine Bay, France Jun 1944 Coastal convoys; reverse FWC EWL Southampton or Isle of Wight to Seine Bay, France Aug 1944 to Sep 1944 Landing craft convoys; reverse FWL EWM Isle of Wight to Seine Bay, France Sep 1944 to Oct 1944 Motor transport convoys; related to Operation Overlord; reverse FWM EWP Isle of Wight to Seine Bay, France Jun 1944 Personnel convoys; related to Operation Overlord; reverse FWP EXP UK to Seine Bay, France Jun 1944 Operation Overlord invasion forces; reverse FXP

F