Name
- Foreign Office, 1782-1968172
- HM Ambassador to Iran, 1807-1980129
- Political Resident, Persian Gulf, 1822-197167
- British Legation, Tehran, c 1836-194464
- Government of Iran, Pahlavi dynasty, 1925-197956
- Secretary of State for Foreign Affairs, 1782-196854
- Government of India, 1834-194753
- Viceroy and Governor-General of India in Council, 1773-194750
- Government of India, Foreign and Political Department, 1783-193742
- Government of Persia, Qājār dynasty, 1794-192539
- Anglo-Iranian Oil Company Limited, 1909-195435
- British Bank of Iran and the Middle East, 1889-195226
- HM Ambassador to Russia, 1801-192222
- Secretary of State for India, United Kingdom, 1858-193521
- British Consul, Seistan and Kain, 1903?-1935?20
- Government of India, Foreign Secretary, 1843-193720
- War Office, 1857-196418
- HM Treasury, 12th century-16
- Admiralty, 1708-196413
- Persian Gulf Political Residency, 1822-197113