Name
- AHQ, Iraq, 1941-19551
- Emir of Qatar, Mid 19th century-1
- Foreign Office, 1782-19681
- Government of India, Department of Defence, 1938-19471
- HM Treasury, 12th century-1
- Imperial Airways, 1924-19391
- Indian Political Service, External Affairs Department, 1937-19471
- King of Bahrain, 1783-1
- Ministry of Supply, 1939-19591
- Persian Gulf Political Residency, 1822-19711
- Political Agent, Bahrain, 1905-19711
- Political Resident, Persian Gulf, 1822-19711
- Qatar Petroleum Company, 1935-1976?1