I have recently received a text message from an unrecognisable number, confirming that my new phone is ready and then a day later from o2 saying that I should keep my eye out for your new sim. I have definately not ordered either!
This is potential account fraud.
You need to call customer service immediately Guide: How to find help & contact O2
Please note, this is not customer services and we cannot access your account. Do not publish personal details (email, phone number, bank account).
Link to our guide on how to contact them can be found here