Name
- Foreign Office, 1782-19682
- Persian Gulf Political Residency, 1822-19712
- Anglo-Iranian Oil Company Limited, 1909-19541
- British Consulate, Seistan and Kain, 1903?-1935?1
- British Legation, Baghdad, 1920?-1932?1
- British Legation, Tehran, c 1836-19441
- Cable and Wireless Ltd, 1929-19811
- Emir of Kuwait, 1718-1
- General Post Office, 1660-19691
- Government of India, 1834-19471
- HM Treasury, 12th century-1
- High Commissioner, Iraq, 1920-19321
- King of Iraq, 1921-19581
- Ministry of Economics and Communications, Iraq, Mid 20th century1
- Ministry of Foreign Affairs, Iran, 1821-1
- Ministry of Foreign Affairs, Iraq, 1924-1
- Political Agent, Kuwait, 1904-19611
- Secretary of State for India and Burma, United Kingdom, 1935-19471
- Secretary of State for India, United Kingdom, 1858-19351