how long does activation of replacement sim card?

[Anonymous]

yesterday i post here about my 3.5g sinal problem. finally i get my new sim but i don't know if i can use it now or i have to wait .

[Anonymous]

You need to contact customer services to ask them to activate it. You can also use http://swapmysim.o2.co.uk/

[Anonymous]

the guy in the o2 store activate the sim.. but he said that i have to wait 48 hours which is ridiculous for me.

[Anonymous]

ok its fine now .

[Anonymous]

So, not 48 hours then