Call your carrier and ask them to bar your IMEI, this effectively bricks the phone.
If it is an Android phone you can go onto Google Play on your computer and download apps to lock your phone in the US carriers wont Blacklist your IMEI other countries might.
If you lost your phone, you can contact your service provider to have them block the device from being used by a different person.
s5200 samsung mobile lock
Master lock
2126
flash the mobile
You slide the lock from one side of the phone to the other.
you can open the sim lock from your mobile by inserting unlock codes in it.. you can purchase unlock codes from Theunlockspot.com .
If you want to unlock your Samsung A877 mobile phone from the network lock,I would suggest you to get an unlock code from Simpleunlocking.com at reasonbale price and get unlocking instructions from Mobileunlockguide.com .
If you want to unlock your Samsung E250 mobile phone from the network lock,I would suggest you to get an unlock code from Superunlockcodes.com at reasonable price.
how do I get Samsung mobile agency
the unlock code for sa.st.nxt. is 5555
my mobile is lock now i dont no password please give me
why samsung mobile support getjar