Unlock Blackberry - Enter Unlock Codes

Model : All BlackBerry Models (except T-mobile)

1 - Using the menu go to Settings Menu -> SIM card press select.
2 - While holding the SHIFT key, type MEPD or (MEPPD for Vodafone Handsets)
3 - You should now see the five locking categories listed.

4 - While holding the SHIFT KEY, type MEP2 or (MEPP2 for Vodafone handsets)
5 - Release the shift key.
6 - You are now prompted to enter the Network MEP code (it will also state how many attempts left)
7 - Enter the code
8 - Enter Return/Enter
9 - The device should then be unlocked

Model : T-mobile BlackBerry Models

1 - On the Home screen, click the Tools icon. The Options screen appears.
2 - In the tools screen, select the Settings icon.
3 - Scroll to SIM Card and select it. You should see the phone number and the SIM ID number.
4 - Type ‘mepd’ to display the first five levels of SIM locking.

T-Mobile uses network locking so the Network should display Active. All other states should display Disabled

Please note: For the Blackberry 7100t you will hit the “P” twice when entering the ‘mepd’ and ‘mep2′ for steps 4 & 5.

5 - Type ‘mep2′ to display the dialog box asking for the unlock code (Press the Alt + 2 key to get the number 2)
6 - Input the Network Unlock code
7 - Press ENTER and reboot handheld.

Model : BlackBerry Pearl 8100 (Alternative instructions if above instructions do not work)

Can be done without a sim card inserted

To Unlock:

1 - While on the home screen, click the “blackberry key” on keyboard, then select “options”.

2 - Choose “Advanced Options”.

3 - Select “Sim Card”

4 - There is no area to type these letters, you just type them as instructed. No need to hit keys twice to get a letter either. Type m e p p d to display the first five levels of SIM locking. Most companies use network locking so the Network should display Active. All other states should display Disabled ( you will not see text appear on screen
while typing )

5 - Type m e p p 2 to display the dialog box asking for the unlock code
(Press the Alt + 2 key to get the number 2) ( you will not see text
appear on screen while typing )

6 - Input the SIM Unlock code

7 - Press in the trackball in once