Change your address and 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 . 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:
Our phone line opening hours are:
Monday to Friday: 8am to 6pm
Closed on Saturdays, Sundays and bank holidays.
Best time to call:
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:
Our phone line opening hours are:
Monday to Friday: 8am to 6pm
Closed on Saturdays, Sundays and bank holidays.
Best time to call:
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:
Our phone line opening hours are:
Monday to Friday: 8am to 6pm
Closed on Saturdays, Sundays and 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:
Our phone line opening hours are:
Monday to Friday: 8am to 6pm
Closed on Saturdays, Sundays and bank holidays.
Child Benefit
Have your National Insurance number or Child Benefit number with you when you call.
Telephone:
0300 200 3100
Opening times:
Our phone line opening hours are:
Monday to Friday: 8am to 6pm
Closed on Saturdays, Sundays and bank holidays.
Best time to call:
Phone lines are less busy between 8am and 11am, Wednesday to Friday.