on 25-11-2009 13:15
Assuming you are already an O2 customer then get hold of a new SIM and phone O2, they will transfer your existing number, your credit and any bolt-ons onto the new SIM.
If you can't get hold of a SIM O2 can send you one.
on 25-11-2009 14:37
If it was not used and has expired then any credit will be lost.
Sky Unlimited Broadband - Windows 10 - Nexus 4 Android 5.1.1
on 25-11-2009 22:37
1. barred due to suspected fraudulent use
2. Disconnected due to lack of use
3. you or someone else has reported it lost or stolen
4. blocked in another networks handset
5. breach in T's and C's of use
please be more specific and then someone may be able to help
on 25-06-2015 20:28
If you want a new number call customer service. Don't use live chat.
Maybe @MarinaP can move this to a new thread as it's 5 years old....
on 25-06-2015 20:49
when i replaced my number o2 said it is gonna replace in 1 or 2 workingdays but they havent
So how should i replace my number in o2?
Contact CS and explain what you need http://www.o2.co.uk/contactus
Lumia 950 Dual (O2 & Sfr) and Z3 Tablet (Three UK)