Help & Advice Tip: My Pay-As-You-Go Top-Up meter is not working! I have no heating. My meter has error codes. Please Help!

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You can find most of the answers to your queries in our help & advice section. If it's just a friendly voice you need to talk to, then just give us a call on our number below.

Head Office

firmus energy
A4-A5 Fergusons Way
Kilbegs Rd

BT41 4LZ

0330 024 9000


Mon to Thurs: 9am to 5pm
Fri: 9am to 3:30pm

Get Directions


Customer Services 0330 024 9000


Gas - 24 Hour Northern Ireland Gas Emergency Service 0800 002 001
NI Emergency Line minicom/ textphone only: 0800 7314 710


Dial Before You Dig 08456 08 00 66

firmus energy network customers: ‘Dial B4U Dig’ service provides information, advice and maps on the firmus energy natural gas network. Further info can be obtained here.

Greater Belfast customers: Please contact Phoenix Natural Gas; your network provider, for more information.


Make a Complaint 0330 024 9000

Our complaints procedure is available here

Press Enquiries

07591 626 371 (24/7)

Quick Check Scheme

Quick Check Scheme 101

firmus energy is part of the Quick Check Scheme. Call the police on 101 to check the validity of someone calling at your door.

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What kind of business are you?

Why am I having to do this?

To give you the most accurate information for your town and county, please enter your postcode below.

How do you pay for your natural gas?

By Credit

Do you receive a monthly bill for your energy usage?


With a Pay as You Go card

Do you purchase a top-up card for your energy?


What kind of business are you?

Small or Medium Business

Small businesses spend about £2,600 or less per bill. Medium businesses spend about £35,000 or less per bill.


Large Business

Large businesses spend about £250,000 or less per bill

Make sure you have your bank details and SMP or meter serial number ready

Bank details

All we need is your account number and sort code *


SMP Number

This is the number usually at the top right of your bill or on your connection paperwork

Okay, I have them

If your account requires 2 signatures, or you are not the bank account holder, please call us first on 0330 024 9000
If you don’t have this number, call our switch team on 0330 024 9000