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.