O2

I've recently swapped my existing number onto a new sim card. Now when i try to login to My O2 it asks me for my mobile number so it can verify who I am with a s digit code. This is even though I've been with O2 for 10 years. when i enter the code it...

I don't know whether to laugh or cry.

I am trying to get my old number onto my new sim card and o2 couldn't be less helpful. I've tried to call o2 on 202, call wait times are 30 minutes, I've tried the online assistant and they are useless, I've tried twitter and nothing is happening. Do...