If you are with one of the energy providers below, you will be able to top up your meter using a Post Office voucher, at your nearest Post Office branch.
- Avid energy
- Airtricity SSE
- Boost
- British Gas
- Budget Energy
- Bulb
- Corona Energy
- Calor Gas
- E (Gas and Electricity) Ltd
- E.ON Next
- EDF
- Electricity Plus
- Firmus
- Green Energy UK
- Haven Power
- Inexus
- Jersey Energy
- Octopus Energy
- Opus energy
- Ovo (S) formerly known as SSE
- OVO Energy
- Promentum
- Power NI
- Rebel Energy
- Scottish Power
- Spark Energy Supply Ltd
- SSE
- The Renewable Energy Company
- Unit Energy
- Utilita
- Utility Warehouse
- Vital Energi
- Wilson Energy
- Whoop energy