The payment methods are listed here:
http://service.o2.co.uk/IQ/SRVS/CGI-BIN/WEBCGI.EXE?New,Kb=Companion,question=ref%28User%29:str%28Mob...
If they don't work you'll need to phone O2 and pay, it's far easier to use a direct debit.
Should you be too late they will charge a re-connection fee and possibly demand the entire remainder of the contract.
To support Disasters Emergency Committee: http://www.dec.org.uk/appeals text Nepal to 70000 to send £5
Sky Unlimited Broadband - Windows 10 - Nexus 4 Android 5.1.1
