To change your address, sign in to My O2 from a computer, laptop or tablet and follow these steps:
  • choose the mobile number you want to change the address for
  • select Bills at the top of the My Device page
  • scroll to the bottom of the page and choose Change my billing address
  • we'll send a code to your device
  • enter the code and fill in the form to change your address.

You can't change your address within 30 days of setting up a new account.

If your device doesn't have a sim, you've not received it or your device has been lost or stolen, you'll need to visit an O2 store. Make sure you bring a passport or driving license with you.

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