American Citizen Services

Welcome to the American Citizen Services (ACS) Section of the U.S. Embassy London.  We provide information and assistance to U.S. citizens in England and Wales. If you reside in Northern Ireland, please contact the Consulate General, Belfast for assistance.  If you reside in Scotland, please contact the Consulate in Edinburgh for assistance.   

The ACS section of the Embassy in London consists of the Passport & Citizenship Unit, the Special Consular Services Unit, and the Federal Benefits Unit. 

How to Contact Us

You can contact us by email, telephone, or mail.  Please note that we will not respond to visa or ESTA related enquiries. 

For the Passport and Citizenship Unit, send an email to londonpassports@state.gov.  The Passport and Citizenship Unit answers inquiries by telephone at [44] (0)20-7499-9000, Monday to Friday, between the hours of 2:30 pm and 4:30 pm, except for American and British public holidays.  However, due to our limited telephone hours, call volume and wait times may be high.  Email is the preferred method of contact. 

For the Special Consular Services unit, send an email to SCSLondon@state.gov or call [44] (0)20-7499-9000 and follow the prompts.

For the Federal Benefits Unit, send an to email FBU.London@ssa.gov 
or call [44] (0)20-7499-9000 and follow the prompts.

Recorded information is available 24 hours/day, seven days/week, at [44] (0)20-7499-9000.

You also can write to us at:

American Citizen Services
U.S. Embassy
55/56 Upper Brook Street
LONDON, W1A 2LQ

Useful Information

The following sites and offer a range of useful information on the UK as well as official notices from the U.S. Department of State:

Travel.State.Gov | UK-Specific Info | UK Background Notes |                Travel Registration

A list of websites for U.S. Embassies, Missions and Consulates is maintained by the U.S. Department of State at www.usembassy.gov