Name
- Government of the German Empire, 1871-19186
- Political Resident, Persian Gulf, 1822-19715
- British Legation, Tehran, c 1836-19443
- Emir of Sharjah, al-Qāsimī dynasty, 1866-3
- Foreign Office, 1782-19683
- German Consul, Bushire, Early 20th century3
- Government of India, 1834-19473
- Robert Wönckhaus and Company, 1890s-Early 20th century3
- British Consulate General, Meshed, 1807-19682
- Government of India, Foreign Secretary, 1843-19372
- Government of Iran, Pahlavi dynasty, 1925-19792
- HM Ambassador to Iran, 1807-19802
- War Office, Directorate of Military Intelligence, 1915-19222
- Anglo-Iranian Oil Company Limited, 1909-19541
- Baghdad Railway, 1903-1
- Bahrain Political Agency, 1900-19711
- Bank Melli Iran, 1928-1
- British Bank of Iran and the Middle East, 1889-19521
- British Consul General, Isfahan, Early 20th century-Mid 20th century1
- British Consulate, Seistan and Kain, 1903?-1935?1