What's my balance?

From your O2 mobile phone:

1. Call 0870 111 7200 (it's free from your O2 mobile - charges from other phones and mobiles vary)
2. Press 1
3. Press 1
4. Press 1
5. Enter your PIN (unless you've changed it to something else, your PIN is the last two digits of the sort code of the account you use to pay your bill, followed by the last two digits of you mobile phone number)
6. Press 2 to check your current balance

From a different phone:

1. Call 0870 111 7200 (it's free from your O2 mobile - charges from other phones and mobiles vary)
2. Enter you mobile phone number
3. Press 2
4. Press 1
5. Press 1
6. Press 2
7. Enter your PIN (unless you've changed it to something else, your PIN is the last two digits of the sort code of the account you use to pay your bill, followed by the last two digits of you mobile phone number)
8. You'll be told your balance

To check remaining free minutes and texts from handset:

1. Call 0870 111 7200 (it's free from your O2 mobile - charges from other phones and mobiles vary)
2. Press 1
3. Press 1
4. Press 1
5. Enter your PIN (unless you've changed it to something else, your PIN is the last two digits of the sort code of the account you use to pay your bill, followed by the last two digits of you mobile phone number)
6. You'll be told how many texts and minutes you have left

To check remaining free minutes and texts from another number:

1. Call 0870 111 7200 (it's free from your O2 mobile - charges from other phones and mobiles vary)
2. Enter your mobile phone number
3. Press 1
4. Press 1
5. Enter your PIN (unless you've changed it to something else, your PIN is the last two digits of the sort code of the account you use to pay your bill, followed by the last two digits of you mobile phone number)
6. You'll be told how many texts and minutes you have left
   

1. Go to our Online Billing page
2. Click on Register for an account online now