The voice of the networks

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We’re the industry body for the energy networks. We can help you with enquiries about the UK and Ireland’s energy industry.

Your energy supply

Smell gas?
Immediately call
0800 111 999

If you smell gas, think you have a gas leak, or are worried that carbon monoxide fumes are escaping from an appliance, call the free National Gas Emergency Service immediately.

There are different contacts if you’re In Northern Ireland (call 0800 002 001) or the Republic of Ireland (call 1850 20 50 50).

Power cut?
Call 105

If there’s a power cut or electricity emergency, call 105 free from your mobile or landline and you will be connected to the electricity network operator’s emergency line in your area.

There are different contacts if you’re in Northern Ireland (call 03457 643 643) or the Republic of Ireland (call 1800 372 999).

Who’s my network operator?

Your energy network operator can help you with things like connecting your property to electricity or gas, moving your meter or if you have a power cut. Type your postcode to find out who they are.

Customers in the Republic of Ireland should contact ESB Networks for electricity and Gas Networks Ireland for gas.

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Call us

+44 (0)20 4599 7700

Our office hours are:
Monday to Thursday 08.30–17.00
Friday 08.30–16.00

Our social channels

Media enquiries

Journalists can contact
our press office on:

+44 (0)20 4599 7691
[email protected]

Out of hours? Outside of office hours our
team can assist with urgent enquiries
by phone using the number above.

Visit us

4 More London Riverside
London SE1 2AU


Nearest tube stations
London Bridge – 10 mins walk
Monument – 20 mins walk
Borough – 25 mins walk

Nearest train stations
London Bridge – 10 mins walk
Tower Hill – 20 mins walk
Cannon Street – 25 mins walk

Get directions with Citymapper

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