Name
- Indo-European Telegraph Department, 1862-19314
- Secretary of State for India, United Kingdom, 1858-19353
- Foreign Office, 1782-19682
- Government of Bombay, Political Department, 1754-1934?2
- Government of India, 1834-19472
- Government of India, Posts and Telegraphs Department, c 1877-19472
- Government of the Ottoman Empire, 13th century-20th century2
- HM Ambassador to Iran, 1807-19802
- Muscat Political Agency and Consulate, 1861-19712
- Political Resident, Aden, 1854-19322
- Political Resident, Persian Gulf, 1822-19712
- Secretary of State for Foreign Affairs, 1782-19682
- Sultan of Muscat and Oman, Āl Bū Sa‘īd Dynasty, 1861-19702
- Bani Yas, Tribe, 18th century-1
- British Legation, Tehran, c 1836-19441
- British Vice-Consul, Khorramshahr, 1880-19681
- Cable and Wireless Ltd, 1929-19811
- Emir of Ra's al-Khaymah, al-Qāsimī dynasty, 1866-1
- Government of India, Foreign Secretary, 1843-19371
- Government of India, Foreign and Political Department, 1783-19371