Contact the Child Maintenance Service

You can contact the Child Maintenance Service through your online account.

Call the Child Maintenance Service

Child Maintenance Service
Telephone: 0800 171 2345
Welsh language: 0800 232 1979
Relay UK (if you cannot hear or speak on the phone): 18001 then 0800 171 2345
British Sign Language (BSL) video relay service if you’re on a computer - find out how to use the service on mobile or tablet
Monday to Friday, 8am to 6pm
Find out about call charges

There’s a different phone number if you live in Northern Ireland.

Contact the Child Maintenance Service by post

You can also write to the Child Maintenance Service.

Child Maintenance Service (England, Scotland, Wales cases)
Child Maintenance Service 21
Mail Handling Site A
Wolverhampton
WV98 2BU

Child Maintenance Service (Northern Ireland cases)
Child Maintenance Service 24
Mail Handling Site A
Wolverhampton
WV98 2BU