Hi gdc,
It would need you to request your PAC code form us and then contact O2
You can get a PAC in a few ways: Sign in to your online account and select Switching to make your request. Text 'PAC' and your date of birth (in DDMMYYY format) to 65075 For example: PAC 01031984. Call us on 789 from your Virgin Mobile or 0345 6000 789 ** from any other phone.
Sorry if the information you were give in incorrect
Gareth_L