Name
- 16th Punjab Regiment, 3rd Battalion, Indian Army, 1922-19561
- A A Zayani and Sons, Bahrain, Mid 20th century2
- A M Yateem and Brothers, Bahrain, Early 20th century1
- A Webster and Company, printers, engravers, and stationers, 19th century-mid 20th century1
- AHQ, Iraq, 1941-195514
- Abdul Aziz Alqosaibi & Brothers, merchant, 20th century2
- Abdul Rahman bin Hassan, fl 1926-19301
- Abdulla Yousif Fakhro Group, merchant, 1888-2
- Abu Dhabi Company for Onshore Oil Operations, 1936-15
- Acbar, steam frigate, 1842-18541
- Additional Assistant Political Agent, Bahrain, c 1948-c 19501
- Aden Political Residency, Information Office, Mid 19th century-Mid 20th century1
- Adjaha, steam frigate, 1846-18631
- Admiralty Secretariat, Military Branch, 1832-19471
- Admiralty, 1708-196418
- Adviser to the Government of Bahrain, 1926-1957189
- African and Eastern (Near East) Limited, Manager, shipping company, Early 20th century-Mid 20th century1
- Agent in Council, Bussora, 1764-17783
- Agent to the Governor-General, Resident and Chief Commissioner, Baluchistan, 1876-19474
- Agricultural Officer, Aden, Mid 20th century1