No signal

[Sam520]

I have no signal can’t phone out and can’t receive calls checked my my phone bill went out ok .

[MI5]

@Sam520 

See guides

Guide: Is the network down for me or everyone? 

https://www.o2.co.uk/apps/my-network

[Bambino]

@Sam520 Until May 5th you can still use Skype if you need to call O2: Guide: A Guide to Skype 

Call +44800 032 1402
When it comes to 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 someone.
Say 'Upgrade', 'Lost/Stolen', or 'Fraud' if the suggestion above doesn't get you through.
Best time to call is 8 am.
You can also reach O2 via social media:
Facebook (https://o2uk.co/O2CFB), Twitter (now X) (https://o2uk.co/O2CTW), or Instagram (https://o2uk.co/O2CIG)

[Sam520]

Why have a not got any signal is my account up to date is there a problem with my account 

[MI5]

@Sam520 

We are customers like yourself so have no idea.

Follow the guides or contact O2.

Guide: How to find help & contact O2