Thread: unlocking the sim on my samsung x640?

hi there i got a new sim for my x640 and i have activated it and when i turned my phone on i get a "SIM LOCK ENTER PASSWORD" is there any unlock codes i can try?

To get the sim unlock code for your samsung model mobile,
Just visit this site The Unlock Arena , it provides step by step instructions and easy ways to unlock the phone lock network ....If you unlock your phone using unlock code and then becomes permanently unlocked phone .... After that, you can use with any other network card ......