Name
- Imperial Airways, 1924-19393
- Indian Political Service, External Affairs Department, 1937-19473
- United States Army Air Transport Command, 1942-19483
- Foreign Office, 1782-19682
- Parsons, Arthur Edward Broadbent, 1884-19662
- Political Agent, Bahrain, 1905-19712
- Political Resident, Persian Gulf, 1822-19712
- Royal Air Force, 1918-2
- AHQ, Iraq, 1941-19551
- Air Ministry, 1918-19641
- Arabian American Oil Company, 1933-19881
- Bahrain Petroleum Company, 1929-1
- Burma Office, 1937-19481
- Cabinet Office, 1916-1
- Chiefs of Staff Committee, Joint Planning Staff, Mid 20th century1
- Embassy to the United Kingdom, United States, London, 1893-1
- HM Ambassador to Iraq, 1932-1
- HM Ambassador to the United States of America, 1791-1
- Iran Air, 1944-1
- Iraqi Airways, 1945-1