Unlock LG Worldwide -(All Levels) (NCK,NSCK,SPCK,CPCK,SIMCK)
From here, you can get unlock code of all LG phones worldwide. Once the order is placed, you may get all level of unlock codes. Code which is marked as NCK, will be unlock code which is used to unlock your LG Phone.
If your phone comes from T-Mobile or MetroPCS USA, then before placing the order, check for Device Unlock App. If unlock app is installed on your phone, it can not be unlocked by code. Don’t place the order.