Government office in City of Westminster

AgentData lists 36 government offices in City of Westminster, United Kingdom. 4 have verified contact details including email addresses and phone numbers. Updated September 2026.

36 businesses10 with websites4 with verified emails

Showing 26 of 36

The State Rooms entrance
Crown Prosecution Service
Speaker's House
Office for National Statistics
House of Commons
House of Lords
UK Export Finance

1, Horse Guards Road, London, SW1A 2BQ

Government Internal Audit Agency

1, Horse Guards Road, London, SW1A 2BQ

Northern Ireland Office

1, Horse Guards Road, London, SW1A 2BQ

Office of the Leader of the House of Commons

1, Horse Guards Road, London, SW1A 2BQ

Office of the Leader of the House of Lords

1, Horse Guards Road, London, SW1A 2BQ

Office of the Parliamentary Counsel

1, Horse Guards Road, London, SW1A 2BQ

Department for Education

20, Great Smith Street, London, SW1P 3BT

Clive House

70, Petty France, London, SW1H 9EX

Department of Health and Social Care

39, Victoria Street, London

Local Government Association

Dean Bradley Street, London

Department for Culture, Media and Sport

100, Parliament Street, London, SW1A 2BQ

466 emailsFull profile
HM Treasury

1, Horse Guards Road, London, SW1A 2BQ

5 emailsFull profile
National Cyber Security Centre
3 emailsFull profile
UK Research and Innovation
Full profile
Ministry of Justice

102, Petty France, London, SW1H 9AJ

466 emailsFull profile
The Security Service

Millbank, London, SW1P 4PN

Full profile
Department for Transport

33, Horse Ferry Road, London, SW1P 4DR

466 emailsFull profile
Home Office

2, Marsham Street, London, SW1P 4DF

3 emailsFull profile
Companies House
466 emailsFull profile
National Crime Agency

1-7, Old Queen Street, London, SW1H 9JA

Full profile

Also in City of Westminster

Restaurant (135)Cafe (109)Embassy (95)Gastropub (77)Hotel (73)Fast food restaurant (68)Bicycle rental service (39)Corporate office (38)

Government office in nearby cities

Birmingham (42)Edinburgh (34)Bristol (33)London (33)Reading (30)Sheffield (26)Elgin (24)Newport (23)

Frequently asked questions

How many government offices are in City of Westminster?

AgentData lists 36 government offices in City of Westminster as of September 2026.

Which government offices in City of Westminster have a website?

10 of 36 government offices in City of Westminster have a website with verified contact details.

Is this data free?

Yes. AgentData is completely free — no credit card, no trial period, no paid tiers.

How is this data collected?

Business listings are sourced from OpenStreetMap and verified through our web crawler, which checks websites for email addresses, phone numbers, and technology stacks.

Access this data via API
GET /api/local-businesses?category=government-office&city=city-of-westminster