To Unlock the LG SHINE Model Phone,You can use the Unlock code,get the code from here
Wickedunlock.com and Unlock it from Network Lock...

LG SHINE Unlocking Instructions

Warning : Do not enter any wrong unlock codes on your LG SHINE mobile phones. If you enter over a certain amount of wrong unlock codes on your LG SHINE mobile phone, your phone may get hard locked and sometimes become unusable.

1 - Switch on your LG SHINE with a NOT ACCEPTED* SIM Card.
2 - Type *#865625#.
3 - LG SHINE will ask you to input the unlock code twice, just input the unlock code.
4 - The LG SHINE is now unlocked.

NOT ACCEPTED : We mean, to use a sim card from a network other than the network your LG SHINE is locked to.