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Contact Us

How to get in touch

Our contact centre is open from 8:30am-5pm Monday to Friday.

ICON Phone

Call us on

For general queries or help:
Customer Service - 01604 673 100
Open 8:30am to 5pm - Monday to Friday
Please have your account details with you

To make a payment or to
discuss a payment arrangement:
Credit Team - 01604 797 301
Open 8:30am to 5pm - Monday to Friday

ICON Email

Email us at
To help us respond quickly, please include your account information

Termination notice changes

If you are a SME customer and would like to switch supplier, you no longer need to send us a termination notice but will be unable to switch until the end of your fixed period. You’ll still need to pay any outstanding balance before you switch, or we may object.

ICON computer

Or manage your account online

If you're an Opus Energy customer, you can manage your energy online using our 'My Opus Energy' portal - click below to register.

If you're already registered, login to your account.

Emergency numbers

Electrical emergency or power cut? Ring 105 (free) to reach your local electricity distribution company.

Opus Energy supplies electricity, but it is your local electricity distribution company that’s responsible for power cuts, and the wires and cables that connect you to the National Grid.

For more information, go to

Gas leak, carbon monoxide leak or no gas supply? Call 0800 111 999 to reach the National Grid Emergency Service.

If you smell gas or have a carbon dioxide leak, turn your supply off at the meter, air out the area, extinguish any naked flames and don’t turn electrical switches on or off.

Making a complaint

If you would like to register a complaint with us, please use the form on our complaints page.

Our departments

Please note, calls to 0843 and 0845 numbers are charged at 7p per minute plus your provider's charge.

Moving Premises

Corporate Account Management

Renewable Sales

Renewables Account Management

Our promises to customers

We're committed to treating our customers fairly. You can read more about our commitments by following the links below.

You can also find links to our Privacy Policy, Terms & Conditions, Modern Slavery Statement, and Cookie Policy at the bottom of each page of our website.

Customer Privacy Notice

We take your right to privacy and the protection of your personal data seriously.

See our privacy policies to find out more.