A person can contact HMRC in a variety of ways, including using the Online Services, by telephone, in writing (by post or e-mail) and in person.

Telephone enquiries by taxpayers

The telephone number for the National Advice Service (NAS) is 0300 200 3700 (+44 2920 501 261 for international callers).

Generally, the NAS is available between the hours of 8 a.m. and 6 p.m. Monday to Friday. The line tends to be less busy between 2 p.m. and 4 p.m.

The line is closed at weekends and on bank holidays.

This is a call centre, so a call may be directed to one of several offices in the UK.

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