If you're an existing customer, please have your npower account number to hand when you call.
For technical enquiries about using this website, such as problems with My npower or paperless billing.
Landlines: 0800 316 9331
Mobiles: 0330 100 8601
If you are moving home, let us know by visiting our Moving home page to find out all the information you will need or call us on:
Landlines: 0800 316 8558
Mobiles: 0330 100 8658
If you have a complaint, please get in touch, we are here to help on:
Landlines: 0800 316 9328
Mobiles: 0330 100 8628
Lines are open:
Mon - Fri, 8.00am to 8.00pm
Sat, 8.00am to 6.00pm
If your enquiry is about one of our energy services products or services (Hometeam care, boiler installs, electrical installs, solar pv) please click here.
Phone calls: Calling us on a 0800 number is normally free when you call from a landline but charges may vary if you use a mobile. Calling us on a 0330 number will cost you no more than 01 or 02 numbers from landlines or mobiles. If you get ‘inclusive minutes' with your package, calls on a 0330 number will be part of these.
Why not switch to paperless bills for a greener more convenient way to manage your account.