Your Meter Point Administrator Number (MPAN) can be found on your electricity bill. It’s usually located in the top right of your bill and is 21 digits long. This number is used to uniquely identify your electricity supply points.
Your Meter Point Reference Number (MPRN) can be found on your gas bill. Usually, this is located on the first page of your bill or on the back of the front page and is 10 digits long.
Your Supply Point Identification Number (SPID) can be found on your water bill and is 13 digits long.
You can use Meter Point Administration’s online service, Find My Supplier or call the Meter Point Administration Service to get details of your gas supplier. They can also provide your Meter Point Reference Number (MPRN). Telephone: 0870 608 1524 (this call will cost 7p per minute plus your telephone company’s access charge).