Contact Us

You can contact us in the following ways:

By phone:

Call our Freephone number 0800 470 2376.

Lines are open Monday to Friday, 9am until 5.30pm (except bank holidays). An answering service is available outside these times. Remember to include your name, address and a phone number if you need us to contact you back.

By post:

You can write to us free of charge. Write FREEPOST DENNY WISHAW UPGRADE in a single line across the envelope. No stamp or any other details are needed, but make sure you include your name and address if you need us to send you anything. Allow up to a week for posting.

By email:

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Hi! I'm the SP Energy Networks System Agent, can I help you?