@rp9555
Call 4444 and follow instructions to add your voucher if not done so.
If you have just use your phone.
If you want to register, start here https://mymobile.o2.co.uk/
I have no affiliation whatsoever with O2 or any subsidiary companies. Comments posted are entirely of my own opinion. This is not Customer Service so we are unable to help with account specific issues.
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