Has your old sim stopped working?
If you are changing from O2-O2 you need to do a sim swap using the old sim
If you ported from another network
You need to call customer service.
Call 202 from your mobile or use Skype to call 0800 032 1402
All other numbers and methods of contact are in this guide
When you call, you will be asked for the reason you are calling,
Stay silent for 15 seconds and you will be taken to the keypad options.
Press 2 for Everything Else
Press 5 for More Options
Press 7 for Anything Else which will put you though to an advisor.
Press Upgrade, Lost/Stolen or Fraud if you have to.
8am is the best time to call
It would have been a blank sim they sent
The port hasn't been actioned so calling them is your best option
Use Skype or if possible, borrow a phone
Track usage, upgrade and get support with the My O2 appDownload My O2