Advice on the records we hold at The National Archives.
- Request a search for a certificate of British citizenship, registration or naturalisation, issued from 1949 to 1986.
- Request a search confirming no evidence of British naturalisation up to 1986.
Send compliments, complaints and comments about our onsite (at Kew) and online services. See our complaints procedure.
Request information about The National Archives under the Freedom of Information Act.
Book videoconferences and virtual classroom sessions. Book workshops through Eventbrite.
Contact us with queries about our education service and online educational resources.
Contact us if you are an international archive, government or cultural body interested in collaborating with The National Archives.
Enquiries about our website, not including advice about our catalogue.
Help with requesting a digital or paper copy of a record.
Contact us with your queries about Crown copyright, licensing and the re-use of government information.
Feedback on our commercial partners’ online services, including Findmypast and Ancestry.
Phone opening times
Lines are open:
Monday: 09:00 – 17:00 (switchboard service only)
Tuesday: 09:00 – 17:00*
Wednesday: 09:00 – 17:00*
Thursday: 09:00 – 17:00*
Friday: 09:00 – 17:00*
*Please note that advanced records and research advice is only available between 09:00 – 13:00.