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Your message using these forms is secure. If HMRC reply by email the information is not secure. If they need to contact you about anything confidential, they will reply by post or telephone.
- Telephone: 0300 200 3100
- Textphone: 0300 200 3103
- Outside UK: +44 161 210 3086
HMRC can only discuss your claim with you or someone you have authorised as your representative.
8am to 8pm, Monday to Friday
8am to 4pm Saturday
Closed Sundays, Christmas Day, Boxing Day, and New Year’s Day
Best time to call:
Phone lines are less busy between 8am and 11am, Wednesday to Friday
Please have your National Insurance number or Child Benefit number with you when you call.
HM Revenue and Customs - Child Benefit OfficePO Box 1 Newcastle Upon Tyne NE88 1AA United Kingdom
If you’re sending a complaint, write “complaint’ on the envelope.