on 01-04-2020 09:08
on 01-04-2020 09:14
You can reach the Payment Management team on 0800 902 0217.
The opening times are:
Monday to Friday – 8am to 8pm
Saturday – 8am to 6pm
Sunday – 9am to 6pm
on 01-04-2020 09:20
on 01-04-2020 09:24
on 01-04-2020 09:24
There is no other way, sorry.
Other contact numbers you can try Guide: How to find help & contact O2
Skype https://community.o2.co.uk/t5/Off-Topic/A-Guide-To-Skype/m-p/1305104/highlight/true#M181823
but I'm sure they are all going to the same call centre which is vastly under staffed right now.