British Gas Change of Address: Ultimate Guide

British Gas Change of Address: Ultimate Guide

How to change your address with British Gas?

When looking to change your address with British Gas, you have 3 options to pick from:

*Keep reading for more details

Moving has always been a challenging experience from packing to transporting to setting up your new place and utilities, there is so much to do when moving. It’s also very important to change your address with your energy provider to avoid having to spend the first night (or first week) without hot water, electricity, or broadband in your new home.

If you’re a British Gas customer, we’ve gathered all the information you need to complete your British Gas change of address!

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When should I notify British Gas of my move?

When planning to move to a new address, it is recommended to notify British Gas up to 28 days before your moving date. Moreover, it’s also important to inform them about your move-in date. This is the date when you would be legally responsible for paying your new bills at your new property.


How to change your address with British Gas

You can choose to update your address with British Gas online, by phone or by mail. Let’s learn more about it in detail!

1. Online

To change your address with British Gas online, you have 2 options:

Option #1: Through your online account:

  • Go to British Gas’s website
  • Scroll down to the section “Manage your account
  • Click on “Let us know you’re moving
  • Then click on “Changing your details” under “Moving Home Guides
  • Click on “Tell us you’re moving
  • Log in to your account with your email address
  • To finish, fill out the information they ask for 

Option #2: Through live chat:

  • Go to Help & Support
  • Click on “Start chatting” in the lower-right corner
  • Write your concern in the box that appears after clicking the chat button
  • A chat representative will answer your questions and guide you through the process of changing your address

2. By phone

Changing your address with British Gas by phone is also a quick and convenient way. You can notify them of your move by calling 0333 202 9804. Their team members are available Monday through Friday between 9 am and 5 pm.

3. By mail

If you prefer to complete your British Gas change of address by mail, send a letter with all the needed information to:

British Gas
PO Box 226,
Rotherham, S98 1PB


FAQ – Frequently asked questions about changing your address with British Gas

Once I change my address with British Gas, when will the changes take place?

Changing your billing and supply details to a new address takes British Gas about 10 working days. Call them at 0330 100 0056 if you haven’t heard from them after 10 working days.

What time does British Gas open & close?

The British Gas team is available from Monday through Friday from 9 am to 5 pm.

How to find out who supplies my home in terms of gas and electricity?

To find out who supplies your home in terms of gas and electricity, follow the steps below:

To find your Gas Supplier: 

  • Use this online tool
  • Enter your postcode and the first line of your address 

To find your electricity supplier, you need to find your network operator:

  • Click here to find your network operator 
  • Enter your postcode and the first line of your address
  • You will get the name of your network provider.
  • Contact your network operator directly to know your electricity supplier

How do I cancel my energy contract with British Gas?

If you wish to cancel the contract with British Gas then:

1- Email British Gas at 
2- Post your completed form to:

British Gas,
PO Box 227,
Rotherham, S98 1PD

To cancel a contract or tariff, you must let British Gas know within 14 calendar days following the day you signed up for it.



When moving home, it’s essential to update your address with your electricity and gas provider. With this guide, you’ll easily be able to notify British Gas of your change of address timely. Select your preferred method to let them know about your move: online, by phone, or by mail. Make sure you also update your address with your water supplier!


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Selina Cifelli

The author

Selina is a motivated marketing intern with a keen interest in developing engaging content related to moving experiences and city life. With a passion for fashion and traveling, she brings a fresh perspective to our readers. Her talent for crafting innovative written material effectively positions MovingWaldo as a trusted resource for hassle-free and efficient moves.

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