How do i reset my pantech - Pantech Cell Phones

Though you had not mentioned your model no yet i give the answer for pantech duo...
IMPORTANT: The device will be set back to factory settings; all data stored on the device will be lost. The device may not be functional for up to 15 minutes after a master reset is performed.

1. From the standby screen, press Start.
2. Scroll to and select Settings.
3. Scroll to and select Security.
4. Scroll to and select Master Clear.
5. Enter password, press Done.
   NOTE: Default password is 0000.
6. To confirm reset, press Yes.
   NOTE: The device will automatically reset and may not function for up to 15 minutes following the master reset.

1. Power device off.
2. Remove SIM and Storage Card (if applicable).
3. Power the device back on while holding the "S" and "L" keys.
4. Continue to hold the "S" and "L" keys until the device displays "SIM missing" than release "S" and "L".
5. Device will master reset.