I used to be on O2 (Samsung Galaxy S7 phone). I changed to EE and ported
my number when I got a new phone. Because of Coronavirus I am shielded
and need to repurpose my old phone to use for work contact. I have a 3
SIM I would like to use but when I ...
Since I no longer have an O2 account and have ported the number that
used to be associated with that phone how should I proceed - the form
that can be filled out requests the type of account and the phone