Reactive sim

[Rafik]

how do. you reactivate SIM card ?

[pgn · Accepted solution]

First thing is to call O2 and see if the number has not been reassigned to someone else, @Rafik - or try O2 CS via social media, link below has the info.

Customer Service Number Charges

From your O2 mobile	4445	Free
From a landline	0344 8090222	Standard UK rate
From abroad	+44 7860 980 202	Free†

[MI5]

@Rafik 

For future reference, you need to top up or make a chargeable call at least once every 6 months to keep your sim active.