Your browser does not have JavaScript enabled and therefore may not display all features of this and other websites.
Your browser is outdated and therefore may not display all features of this and other websites. More Information
  • Your Mobile

  • Personal Details

  • Sign in Details

  • Confirm Email

Got your phone handy?

We'll check that you don't already have an account set up.

If you don't have a UK mobile have a look in our online shop.

Your mobile number

  • Must be a valid UK mobile number

Already an O2 customer?

If you've got a Pay Monthly mobile phone or an O2 Broadband account then we've automatically registered you with My O2 and given you a username and password.

Help me sign in

Tell us your mobile number

We'll text you a code to make sure it's you.

Cancel - don't register now