Name
- Department of Overseas Trade, 1918-1953[remove]20
- Foreign Office, 1782-19687
- Board of Trade, 1786-19703
- British Legation, Tehran, c 1836-19443
- British Vice-Consul, Bushire, Early 20th century3
- Political Resident, Persian Gulf, 1822-19713
- Colonial Office, 1854-19662
- Government of India, Foreign and Political Department, 1783-19372
- Secretary in Charge of Commercial Affairs, British Legation, Tehran, 1st half of the 20th century2
- Arnhold & Company Limited, Merchants, 1866-1
- Bayldon, Robert Corbett, naval officer, 1881-19581
- Boulton Brothers and Co, bankers, 1907?-19241
- British Consul General, Yunnanfu, Early 20th century-Mid 20th century1
- British Consulate General, Meshed, 1807-19681
- British Trade Corporation, investment bank, 1917-19261
- Civil Commissioner, Mesopotamia, 1917-19201
- Dominions Office, 1925-19471
- Eastern Telegraph Company, 1872-19291
- Government of India, Foreign Secretary, 1843-19371
- Government of Iran, Pahlavi dynasty, 1925-19791