Nokia lumia 520 unlock pin required - Cell Phones

If you are referring to the 4 digit PIN that prevents unauthorized access to the phone, there is no way to bypass it other than doing a hard reset on the phone. This removes all user data on the phone. Do a search for the procedure to do a hard reset.

Hello. To which network has your Nokia Lumia 520 been locked to.? You can get the unique unlock code for a Nokia Lumia 520 from Unlock-Zone.com at affordable cost. Good luck.

-<()>--<()>--<()>--<()>--<()>--<()>--<()>-
..............UNLOCKING INSTRUCTIONS..............
-<()>--<()>--<()>--<()>--<()>--<()>--<()>-

1 - Switch on your Nokia Lumia 520 without any sim card.
2 - Don't bother as to what is displayed on your Nokia Lumia 520.
3 - Compose #pw+CODE+1#.
4 - The Nokia Lumia 520 would then display the message "SIM Restriction Off" and will be unlocked!

Note :For Nokia Lumia 520 mobile phones locked to the network Fido or Rogers in Canada follow these instructions :
1 - Switch on your Nokia Lumia 520 without any sim card.
2 - Don't bother as to what is displayed on your Nokia Lumia 520.
3 - Compose #pw+CODE+7#.
4 - The Nokia Lumia 520 would then display the message "SIM Restriction Off" and will be unlocked!

The letter p appears if you press the button star(*) three times quickly
The letter w appears if you press the button star(*) four times quickly
The symbol + appears if you press the button star(*) two times quickly
The CODE you need to enter is the unique unlock code for your Nokia Lumia 520

SOURCE: MobileUnlockGuide.com