Name
- Indo-European Telegraph Department, 1862-19314
- Government of India, Posts and Telegraphs Department, c 1877-19472
- HM Ambassador to Iran, 1807-19802
- Secretary of State for India, United Kingdom, 1858-19352
- British Legation, Tehran, c 1836-19441
- British Vice-Consul, Khorramshahr, 1880-19681
- Cable and Wireless Ltd, 1929-19811
- Foreign Office, 1782-19681
- Government of India, Foreign Secretary, 1843-19371
- Government of India, Foreign and Political Department, 1783-19371
- Imperial Ministry of Foreign Affairs, Russia, c 1903-19111
- Indo-European Telegraph Company, 1868-19291
- Persian Minister of Post and Telegraphs, early 20th century1
- Secretary of State for Foreign Affairs, 1782-19681