npower Juice is our clean, green electricity product. We have a dedicated Juice customer service team.
If you have a query, our frequently asked questions may help.
0845 120 2755*
Line open: 8.00am - 8.00pm
You can send an email to our customer service address:
You can also write to us at:
PO Box 94
Peterlee
SR8 2XY
npower Juice sales
0800 316 3370
Mon-Fri 8.00am to 8.00pm
Sat 9.00am to 1.00pm
You can find out how much you can save and switch online
* Calls may be monitored and recorded for training and security purposes. Calls from BT landlines will be charged up to 5p per minute. The price of calls may vary with other operators. Please check with your operator for exact charges.