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 energy network operator?

Type your postcode below to find out who to contact and how.

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 7706 5100

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

Press office

If you’re a journalist or content creator looking
for more information about the UK and Ireland’s
energy networks, we can help.

+44 (0)7792 220 974

[email protected]

You can view the latest news on our Newsroom.

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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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