Name
- Foreign Office, 1782-19682
- Government of India, Foreign and Political Department, 1783-19372
- HM Ambassador to Iran, 1807-19802
- HM Treasury, 12th century-2
- Admiralty, 1708-19641
- British Bank of Iran and the Middle East, 1889-19521
- British Legation, Baghdad, 1920?-1932?1
- German Consul, Bushire, Early 20th century1
- German Imperial Chancellor, 1867-1
- German Legation to Tehran, Early 20th century-Mid 20th century1
- Government of India, 1834-19471
- Government of Iran, Pahlavi dynasty, 1925-19791
- High Commissioner to India, 1946-19501
- Levant Consular Service, 19th century-Late 20th century1
- Permanent Under-Secretary of State for Foreign Affairs, 1790-19681
- Political Resident, Persian Gulf, 1822-19711
- Robert Wönckhaus and Company, 1890s-Early 20th century1
- Saudi Arabian Vice-Consul, Bombay, Mid 20th century1