How To Unlock an AT&T LG K20 (M255) by Unlock Code.

Why unlock my LG K20 ?

The unlocking service we offer allows you to use any network provider SIM card in your LG K20. this involves unlock codes which are a series of numbers which can be entered into your phone via the phone keypad to remove the network restriction and allow the use of other domestic and foreign networks.

LG K20

LG K20

How Do I unlock my LG K20?

Unlocking a LG K20 is easy as making a call. Please follow these steps :

  1. Get the unique unlock code of your phone from here.
  2. Switch phone off.
  3. Remove AT&T SIM Card.
  4. Insert a different SIM Card (Cricket, T-Mobile, MetroPCS etc…)
  5. Enter the unlock code.
  6. Click Unlock.
  7. Restart your device.

That’s all. Congratulations, enjoy your unlocked LG K20 on all networks, worldwide.


  • All carriers are supported for unlocking (AT&T, Cricket Wireless, T-Mobile, MetroPCS, Vodafone, Orange, O2, 3 UK, Virgin mobile, Rogers, Fido, Bell, Telus, SFR, Bouygues, Movistar, TIM, TMN, A1, Telekom, etc…)
  • Unlocking is permanent, your phone won’t re-lock if you reset, flashed or restarted your device.
  • All LG K20 variants are supported for unlocking.
  • AT&T LG K20 is also known as LG M255.


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