My o2

[Jonreeves]

When I try to log into my o2 account it says I’m not registered 

[pgn]

Contact O2, only they can help with this @Jonreeves Guide: How to find help & contact O2 has all the ways. Good luck!

[Oxonian]

@Jonreeves 

Just a couple of things that you might want to try if you have been attempting to log-in on the app :-

1. try online at https://mymobile.o2.co.uk/
2. try deleting the app, restarting your 'phone and then reinstalling the up to date version of the app.

Good luck. 👍

[MI5]

Guaranteed not to work.