O2

I wonder if anyone can help. I recently carried out a transfer of ownership to keep my old number but now with a sim only monthly plan of £15, however I’ve just received an email saying my tariff has been changed back to my previous contracts tariff ...

I’ve been trying to change the ownership of accounts as my previous contract was in my dads name so I set up a sim only contract in my name and transferred the old mobile number into the new contract but now my phone number has been completely cut of...