Did you tick the box to say use your current sim @Alicia3 ?
If not o2 are sending you a new one in the post, and have activated it so it is ready to use.
Contact o2 customer services by calling 202 (from an o2 pay monthly phone) or 0344 809 202.
Best time to call is 8am UK time.
Alternatively you can call 0800 902 0217 using Skype for free.
Guide here Guide: A Guide to Skype
Or you can message O2 on social media on Instagram https://o2uk.co/O2CIG), Facebook ( https://o2uk.co/O2CFB) , Twitter ( https://o2uk.co/O2CTW).
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 Do not publish personal details (email, phone number, bank account).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
