What do I need to do to switch natural gas supplier?

Switching to Firmus Energy is easy. Just fill in the switching form online or call our Switch Team on 0330 024 9000.

Credit Meter Customers

Have the following to hand:

  • Your SMP number. You'll usually find it in the top right-hand corner of your natural gas bill. No bill handy? Email furtherinfo@firmusenergy.co.uk or call our Switch Team on 0330 024 9000 and we'll help you find it.
  • Your bank details, including sort code and account number, if you'd like to pay by Direct Debit. These are on your bank statement or cheque book.
  • If your account needs two signatures, or you're not the account holder, email furtherinfo@firmusenergy.co.uk or call us on 0330 024 9000.

Switch now.


Pay as you go Customers

Have the following to hand:

  • Your Meter Module Number. You'll find this on your meter.
  • Your Meter Serial Number. This is on your meter too and starts with an 'E', for example E6 S00123456789.

Can't find your details? Email customeroperations@firmusenergy.co.uk or call our Switch Team on 0330 024 9000 and we'll help.

Switch today!

Still looking for an answer?

Need more help switching to Firmus?

Call us

Monday to Thursday: 9am to 5pm
Friday: 9am to 3:30pm

0330 024 9000