on 21-08-2015 22:50
I would like to know if after switching from the normal SIM card to the international card to make cheap international calls, we can take it back, from international to normal SIM, keeping the telephone number.
Solved! Go to Solution.
on 21-08-2015 23:01
OnePlus 6 (O2 & Sfr), Z3 Tablet (Three UK), iPhone 8+ (EE)
on 21-08-2015 23:02
As far as I know yes you can change the tariff simply by calling customer service or via My O2.