Already an O2 customer?

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

Not yet registered?

If you're a Pay As You Go customer here are just some of the benefits of registering:

• Check your usage and remaining balance
• Set up auto top-ups
• Manage O2 Rewards

O2 Wifi customer? You can register to manage your account here, whatever network you're on.