How long am I going to wait ?
The waiting time for receiving an unlock code for Pantech phones starts from 6 minutes to 48 hours.
Unlocking instruction for Pantech C300 ?
1. Insert an accepted simcard to the C300 and power it on. (accepted simcard is the simcard from the network in which the device works).
2. Dial the following sequence like a phone number *#865625#
3. Hidden SIM unlock menu should appear one the screen.
4. Enter the 8 digit unlock code provided by sim-unlock.net
5. Re-enter the unlock code again.
5. Message unlock process complete will appear.
6. Pantech C300 is now network free, and supports any network from all over the world.