You have to do this through your cellular service provider. You need them to have that option and you would probably do it through their internet site.
how do i block the simcard?
plz paano i block ang sim pack?
why do you have to block your sim card
someone stole my fone and ow they are using it, so pls tell me how can i block my sim card
yes i block he sim card
can u bLock dis no.??
b'coz he is so crazy..
pLs. bLock dis no. !!!!!!
Please block this sim number +639261674279
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