Name
- Admiralty, 1708-19642
- Air Ministry, 1918-19641
- Anglo-Iranian Oil Company Limited, 1909-19544
- Arabian American Oil Company, 1933-19881
- British Vice-Consul, Tehran, 1880s1
- Civil Commissioner, Mesopotamia, 1917-19201
- Commander-in-Chief, India, 1748-19471
- Cornwallis, Kinahan, Knight, diplomatist, 1883-19591
- Eastern and General Syndicate Limited, oil company, 1920-19393
- Embassy to the United Kingdom, United States, London, 1893-2
- Emir of Dubai, Āl Maktūm dynasty, 1833-1
- Emir of Kuwait, 1718-4
- Emir of Qatar, Mid 19th century-1
- Foreign Office, 1782-19684
- Government of India, 1834-19471
- Government of India, Foreign and Political Department, 1783-19375
- Government of Iran, Pahlavi dynasty, 1925-19791
- HM Ambassador to Iran, 1807-19803
- HM Ambassador to Russia, 1801-19221
- HM Ambassador to Saudi Arabia, 1930-1