How often to use my sim to keep it active

[96]

I am new to o2 I live outside the UK I need to transfer only my blocked number from giff gaff. How often do I have to use the card or top it up to keep it active all the time

[TallTrees · Accepted solution]

@96 

Unless you already have a paygo sim then most of the paygo sims are rolling £"s per month