Hi team

[LSwan]

Morning

I can not ring out but my bill is paid?

[TallTrees]

Hi there @LSwan 

You posted on PAYGO 

unless you haven't used the o2 system for some considerable time all should work.

Is it your phone?

Is it the network?

Do you have a connection?

Info at top of phone should show you.

Battery?

You can check network here;

Guide: How can I sort out my network issues? 

Guide: Is the network down for me or everyone?