Alphabetical List of Convoy Codes.
From "The Allied Convoy System 1939-1945" by Arnold Hague ©.
Published in 2000 by Chatham Publishing. ISBN 1-55125-033-0.

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

H.

Code
Notes
HAHalifax to Curacao 1942 only.
HAHeel of Italy to Augusta 1943 onwards.
HBTroop convoys Australia to India 1945.
HCCalcutta to Chittagong.
HFHalifax to Saint John, NB.
HGHomeward from Gibraltar 1939-42.
HGFHomeward from Gibraltar Fast.
HHXHalifax ships joining HX convoys which originated at New York.
HJHalifax to St John's, NF.
HKGalveston (Houston) to Key West.
HMHolyhead to Milford Haven.
HNHomeward from Norway i.e. Bergen to Methil 1939-40.
HONShips joining, from Halifax NS, a NYC-bound ON convoy.
HPHeel of Italy to Piraeus.
HSHalifax to Sydney CB.
HTHalifax to Trinidad preceded HA.
HXHalifax to UK, later New York City to UK.
HXAEnglish Channel section of HX 1939-40 & 1944-45.
HXFHalifax to UK, Fast 1939-40 only.

Converted from the original by kind permission of Mrs. Gill Hague.