Change your address and personal details

Tell HMRC when you change your address or other personal details.

Online

Tell HMRC when you change your address

Here are some ways you can tell HMRC online about a:

Use the HMRC app

You can also use the official HMRC app.

Webchat

Chat online with the HMRC digital assistant. If you cannot find the answer to your question, ask to chat with an HMRC adviser if one is available.

75% of people using the digital assistant find the answer without having to call.

Phone

Income Tax

Have your National Insurance number with you when you phone.

Telephone: 0300 200 3300

Textphone: 0300 200 3319

Outside UK: +44 135 535 9022

Opening times: Monday to Friday, 8am to 6pm. Closed bank holidays.

Phone lines are less busy before 10am, Monday to Friday.

Tax credits

Telephone: 0345 300 3900

Textphone: 0345 300 3909

Outside UK: +44 2890 538 192

Opening times: Monday to Friday, 8am to 6pm. Closed bank holidays.

Phone lines are usually less busy Tuesday to Thursday, from 8:30am to 10:30am and 2pm to 4pm.

Self Assessment

Have your Unique Taxpayer Reference (UTR) with you when you phone.

Telephone: 0300 200 3310

Textphone: 0300 200 3319

Outside UK: +44 161 931 9070

Opening times: Monday to Friday, 8am to 6pm. Closed bank holidays.

National Insurance

Have your National Insurance number with you when you phone.

Telephone: 0300 200 3500

Textphone: 0300 200 3519

Outside UK: +44 191 203 7010

Opening times: Monday to Friday, 8am to 6pm. Closed bank holidays.

Child Benefit

Have your National Insurance number or Child Benefit number with you when you call.

Telephone: 0300 200 3100

Opening times: Monday to Friday, 8am to 6pm. Closed bank holidays.

Phone lines are less busy between 8am and 11am, Wednesday to Friday.

Find out about call charges

Updates to this page

Published 14 May 2025