How To Register A Sim Card O2. The card they intend to use must be from a UK bank or registered to a UK address. ATM Simply enter your mobile number and top-up from 10.

ATM Simply enter your mobile number and top-up from 10. If youre a Pay Monthly customer youll be automatically registered. O2 Drive - car insurance.
Remove the old SIM and insert the new SIM in the slot.
You can get these codes by calling up the retailer where you bought the phone or going online. Discover the battery cover release button. Follow the instructions to register and activate your data. SMS the 20 digit SIM number from your existing Airtel connection to 121.
