Name
- Board of Trade, 1786-1970[remove]44
- Foreign Office, 1782-196824
- Government of India, Foreign and Political Department, 1783-193712
- Colonial Office, 1854-19668
- Persian Gulf Political Residency, 1822-19717
- Dominions Office, 1925-19475
- Political Resident, Persian Gulf, 1822-19715
- War Office, 1857-19644
- Air Ministry, 1918-19643
- British Vice-Consul, Bushire, Early 20th century3
- Department of Overseas Trade, 1918-19533
- HM Ambassador to Iran, 1807-19803
- Secretary of State for Foreign Affairs, 1782-19683
- Admiralty, 1708-19642
- Baghdad Railway, 1903-2
- Bahrain Political Agency, 1900-19712
- Board of Education, 1899-19442
- British India Steam Navigation Company Limited, 1862-19712
- British Legation to Saudi Arabia, 1930-19472
- Euphrates and Tigris Steam Navigation Company, 1861-19602