Select the kind of top-up you’re after and top up fast.
There are lots of ways to top up. Find out more about them and choose the one for you.
Top up between £10 and £30 online. You'll just need your mobile number and a credit or debit card handy.
Your card will need to be from a UK bank and registered to a UK address. You can only top up in pounds, not pence.
Auto top-up makes sure you never run out of credit by automatically topping up with money from your credit or debit card.
Step 1: Sign in to My O2 to set up your auto top-up.
Step 2: Choose the amount and if you want to get topped up on a certain day/date or when your balance gets low.
Step 3: We'll then top you up automatically. You can change or cancel whenever you like.
Call 4444 free from your mobile, or 0345 606 2277 from a landline. Have your debit or credit card handy and follow the simple instructions.
Your card will need to be from a UK bank and registered to a UK address. You can only top up in pounds, not pence, and top-ups start at £10.
To top-up, hand over your e-top up card at any O2 shop or other store with the green top-up logo. You can pay by cash, credit or debit card and can top up between £10 and £50. You can also use the same card again and again.
Go to any O2 shop or anywhere you see the green top-up logo and ask for an O2 top-up. You can pay by cash or card. Then call 4444 free from your mobile, or 0345 606 2277 from a landline, enter the number on your receipt and follow the instructions. Top up between £10 and £50. Your voucher will expire after twelve months.
Call 4444 free from your mobile anywhere in the world. Have your debit or credit card handy and follow the instructions. You can also use top-up vouchers abroad. Or top up online using Web top-up.
How ever you choose to top up, you’ll still get all your usual goodies.