Name
- Indo-European Telegraph Department, 1862-19317
- HM Ambassador to Iran, 1807-19806
- Foreign Office, 1782-19684
- Political Resident, Persian Gulf, 1822-19714
- Persian Minister of Post and Telegraphs, early 20th century3
- British Legation, Tehran, c 1836-19442
- Government of India, Foreign and Political Department, 1783-19372
- Government of India, Posts and Telegraphs Department, c 1877-19472
- Secretary of State for India, United Kingdom, 1858-19352
- Viceroy and Governor-General of India in Council, 1773-19472
- Bahārlū, Tribe, before 14001
- British Consul, Kerman, c 1895-19471
- British Vice-Consul, Khorramshahr, 1880-19681
- Cable and Wireless Ltd, 1929-19811
- Civil Commissioner, Mesopotamia, 1917-19201
- Colonial Office, 1854-19661
- Committee of Imperial Defence, Imperial Communications Committee, 1919-19391
- General Post Office, 1660-19691
- Government of India, Industries and Labour Department, 1924-1937?1
- HM Treasury, 12th century-1