How to Enter Unlock Codes on BlackBerry 8800 and 8800 Pearl:

1. You must have a SIM card in your phone to complete these steps (can be active or inactive)
   Go to settings menu => and then Options.
2. Select Advanced options => and then Sim card
3. Type MEPD using your Blackberry keyboard (NOTE: You will not see any text appear on the screen while typing MEPD)
4. Hold the ALT Key while typing in MEPE on your Blackberry keyboard (NOTE: You will not see any text appear on the screen while typing MEPD)
5. You should be presented with a prompt "Enter Network MEP Code". Type in the 16 or 8 digit unlock code, and press in the track wheel / jog dial to confirm
6. Your phone is now unlocked

1. Press the Menu key.
2. Scroll to and select Manage Connections.
3. Select Turn All Connections Off.
4. Press the red end key or the Escape key to go back to the Home screen 
5. Scroll to and select the Options icon.
6. Scroll to and select Advanced Options.
7. Scroll to and select SIM Card.
8. Type MEPD Note: When typing in MEPD the letters will not appear on the screen. This step opens up the personalization on the device.
9. Hold down the Alt key and type in MEP2. Note: When typing in MEP2 the letters/number will not appear on the screen. This Step opens up the Enter Network MEP code box.
10. Enter the unlock code.
11. Press the trackball (code accepted should display).
12. Press and hold the red End key to turn the handheld off and then back on.
13. Once the device has powered on, follow steps 1 & 2 and select Restore Connections.
    

1. Power on
   
2. Go to settings
   
3. Go to advanced options
4. Go to sim card
5. Type MEPD
6. Type MEP[Alt + 2] (all this with either a cingular or ATT SIM inside)
7. It will ask you for the unlock code. Enter it and your phone is unlocked!

How to Enter Unlock Codes on BlackBerry 8100 and 8100 Pearl:

1. Go to Options Menu => Advanced Options
2. In the SIM Card menu, hold down the shift (right of the zero, cap) press meppd
3. You'll see the unlocking level screen there you hold the ALT key (left side below @) type mepp2 (*You won't see any text while you are typing either one of these.)
4. Type in the 16 or 8 digit unlock code, and your phone is unlocked!

1. Insert SIM into device
2. Power phone on and Turn off the radio (Turn Wireless Off option) VERY IMPORTANT.
3. Select "Options" THEN SELECT ADVANCED OPTIONS
4. Scroll down and select "SIM Card"
5. Type "MEPPD" (please note that you will not see what you type on the screen)
6. Type "MEPP then [ALT BUTTON] then "2" (please note that you will not see what you type on the screen)
7. Enter the Unlock Code
8. Press enter
9. Reboot device. Device is now unlocked.
   
   

How to Enter Unlock Codes on BlackBerry 8700 and 8700c:

You must have a SIM card in your phone to complete these steps, I have found that this procedure works best with an AT&T or Cingular Sim card in the phone (can be active or inactive ). Make sure the phone is not displaying the low battery warning!

1. Go to settings
2. Go to options
3. Go to advanced options
4. Go to sim card
5. Type MEPD (not case sensitive) (you will not see text appear on screen while typing)
6. Does it say Network active? if so your phone is locked
7. Hold the ALT Key while typing in MEPE (not case sensitive, and you will not see text appear on screen while typing)
8. It will say "Enter Network MEP Code, Type in the 16 or 8 digit unlock code, press in the jog dial to confirm.
9. Your phone is now unlocked

How to Enter Unlock Codes on BlackBerry 7100 (7100v etc):

Warning! The Wireless Mode MUST BE OFF before performing the given SIM Unlock instructions in order to avoid causing the device from becoming defective.

How to turn Wireless Mode Off:

1. Scroll to the Airplane Icon (Turn Wireless Off.)
2. Press Select.
3. Wireless Mode will turn off.
4. REMOVE the SIM card
5. Power On the Device (Put the Battery back in)
   

How to SIM Unlock the device:

1. Go to the "Tools" screen
2. Select "Settings"
3. Select the "SIM Card" option
4. Type MEPPD
5. It should then display a list "SIM, Network, Network Subset, etc..."
6. To select "Network" type MEPP Alt-2
7. It should then ask for the code
8. Enter the unlock code
   

How to Enter Unlock Codes on BlackBerry 6xxx 7xxx: ie 6230, 7100, 7290 etc.:

1. Select Options menu on BB.
2. Now you select SIM CARD menu. To be able to see this you have to type this on the keypad on phone : (TEXT WILL NOT APPEAR ON THE SCREEN until you enter the unlock code)
3. Type 'MEPD' for all models except 7100 in which case in case use 'MEPPD'.
4. Usually you should see "active" NET lock. Now in order to disable this lock type 'MEP2' respectively 'MEPP2' if phone is 7100 and will appear a dialog asking for code. NOTE: You must use the "alt" or "shift" key to enable numbers so example would be: m-e-p-"alt key"-2.
5. Now you should see the place to enter your net unlock code. (if not, you didn't type in mep2 or mepp2 properly.)
6. Here you must enter the "NET Unlock Code" that the bb unlocker showed you and hit return.

How to Enter Unlock Codes on T-Mobile BlackBerry Cell Phones:

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

How to Enter Unlock Codes on T-Mobile BlackBerry 8100 Cell Phones (alternative instructions if above instructions do not work):

1. Can be done without a sim card inserted.
2. While on the home screen, click the “blackberry key” on keyboard, then select “options”.
3. Choose “Advanced Options”.
4. Select “Sim Card”
5. 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 meppd 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)
6. Type mepp2 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 )
7. Input the SIM Unlock code
8. Press in the trackball once

How to Enter Unlock Codes on HP iPAQ 6320, 6325, 6510, 6515:

1. Switch ON the mobile with a sim card that is not accepted.
   
2. The phone will prompt you for an unlock code.
3. Enter the unlock code.

How to Enter Unlock Codes on HP iPAQ 6315:

1. On the Today screen, tap Start > Settings.
2. Tap the phone band icon and choose " North America" or "Europe" or "Asia" phone band depending on where you are.
3. Tap the keyboard icon to open the virtual keyboard
4. Tap shift and then Ctl key to enable the keys.
5. Tap the blank area below the band selection box to open the unlock tool.
6. Tap shift and then Ctl to disable the keys.
7. Enter the 8-digit unlock code and tap OK when done.
8. Wait for the device to validate the unlock code (about five seconds). You will see one of the following screens:
   -Unlock successful.
   -Unlock failed due to incorrect code. The user has three attempts to unlock. After three attempts, the device will refuse any more unlocking attempts. Perform a soft reset to reset the counter to perform additional unlocking attempts.
   -Device is not ready for unlocking. This error message displays when the user tries to unlock when the phone application (not the device) is not in a steady state. It takes 30 seconds after powering on the phone for it to reach a steady state.
   
9. Try to make a call. If you can call, your phone is unlocked. If you can't make a call, then please contact me and I will provide you with further instructions.

For the following models you must insert the original SIM and then:

• LG C3100 press 2945#*3101#
• LG C3380 press 2945#*7101#
• LG F2300 press 2945#*7101#
• LG KE260 press 2945#*2601#
• LG KE970 press 2945#*9701#
• LG KG120 press 2945#*1201#
• LG KG220 press 2945#*1201#
• LG KG240 press 2945#*3311#
• LG KG280 press 2945#*7101#
• LG KG290 press 2945#*7101#
• LG KG800 press 2945#*7101#
• LG KU250 press 2945#*250#
• LG KU380 press 2945#*380#
  

Next, a secret menu will appear, go to settings-security-sim lock, enter NCK and press OK.

For the following models you must insert a not-allowed SIM and then:

• LG KU311 press 815118#*#
• LG KU800 press 82652#*# 
• LG L600v press 815118#*# 
• LG U8150 press 277634#*# 
• LG U8210 press 277634#*# 
• LG U8500 press 277634#*#
  

Enter NCK and press OK.

1. Switch the telephone on with Original SIM card inside.
2.  Enter SIM pin if required.
3. Enter 2945#*8501# and press the call button (middle button bottom of the screen).
4. SIM unlock mode will appear on screen.
5. Enter unlock code 
6. Select Reboot.
7. Switch phone off, and then turn back on again. Phone is now unlocked
   

1. Insert original sim card and turn phone on.
   
2. Press telephone icon at bottom of screen to bring up the phone keypad
   
3. Enter 2945#*990#
4. A menu will pop up, select sim unlock:
5. Another menu will appear, select Network lock.
   
6. Enter your unlock code and press ok
7. The phone will then reboot and the unlock is complete.
   

How to Unlock LG KG245 (Vodafone Australia):

1. Insert a Vodafone Australia working SIM card.
2. Ensure the phone is charged and then switch the phone on.
3. Optional Step: If the SIM card has a PIN, enter your PIN number
4. Wait for the phone to power up then enter 2945#*7101#
5. Select Menu , then go to Settings > Security > SIM Lock > Network
6. Select Deactivate and enter the 8-digit unlocking code provide for your handset.
7. The handset will be unlocked automatically and will display “Done”. This will be confirmed if you can make and receive calls with the Non-Vodafone Australia SIM card. (You will need reception and phone credit with the different network provider)
   

How to Unlock LG KG800 or TG800 Chocolate:

1. With the phone in standby, enter 2945#*7101#. This will activate the extra menu.
2. Go to: Settings>Security>SimLock>Network
   
3. Select deactivate. Enter the unlock code.

1. Insert non-Cingular SIM card
   
2. Power on the handset - phone will display "phone restricted"
3. Select "Cancel" - phone will display "phone restriction code" 
4. Enter the SIM Unlock code.
5. Select "OK" - the handset is now successfully unlocked

1. With allowed sim card in the start menu type: 2945#*3311#.
   
2. Handset shows saved, then return to startup screen
3. Press Menu key, choose Settings > Security > Sim Lock> Network > Deactivate, handset will now show 'Enter NCK'
4. Enter your unlock code and press OK.

How to Enter Unlock Codes on LG U8150:

1. Switch ON your phone with a not allowed SIM card.
2. Compose: 277634#*#.
3. Go to menu "SIM Lock".
4. Enter the unlock code.

1. With a not allowed sim card in your phone enter Pin code then validate, type: 277634#*#
2. Select 'Sim Unlock' menu #
3. Enter NCK code, which you can buy in my store unlock-cell-phones, then validate
4. Your phone is now unlocked.

1. With a not allowed sim card enter Pin code then validate, type: 277634#*#
2. Shows test menu
3. Choose sim test menu and type: 2945#*#, choose Sim Unlock menu
4. Handset shows 'Enter NCK'
5. Enter code, which you can buy in my store unlock-cell-phones and then hit OK.

1. To bring up the unlock menu on the phone with a SIM card, type 2945#*88110#
2. Enter the code.

How to Enter Unlock Codes on Cingular AT&T LG CU575 TRAX:

1. Insert non-Cingular SIM card.
2. Power on the handset. Phone will display "Invalid SmartChip"
3. Now enter *#865625# then select option 1 and then again select 1 and enter your code, which you can buy in my store unlock-cell-phones.
   

How to Enter Unlock Codes on Cingular AT&T LG CU500/CU400:

How to Enter Unlock Codes on all Motorola Cell Phones Except MPX and CDMA/TDMA Handsets:

1. Switch ON your phone with a not allowed SIM Card,
2. Phone should show "Enter Special or Subsidy Code",
3. Enter unlock code, which you can buy in my store unlock-cell-phones
4. Your phone is now unlocked.

WARNING: if any of these messages appear :

- "Contact Service Provider"
- or "Tamper Alter"
- or "Wait Before Enter Special Code"
- or "Contact Service'

It's because you or somebody else has already entered too many wrong codes. You just have to leave the phone ON on the error message and after 1hr - 8hrs the message "Enter Special Code" will appear again!

Note: If your phone is on a 3G network enter **057*, then another window will appear to enter the unlock code.

( not L6 and L7 without i )

1. Press and hold "*" key by dialing code 787090
2. The mobile displays: "Menu. Network"
3. Choose 'yes' and then press OK
4. The mobile ask you for code
5. Enter the code for unlocking.
   

How to Enter Unlock Codes on all Motorola A1000 and other A models:

1. Click on the icon Phone
2. Enter the following keys: **057*
3. Mobile displays "locking enter personalization"
4. Enter the unlock code
5. Click Ok
   

How to Enter Unlock Codes on Motorola CDMA and TDMA:

1. Press 74663 # [Menu] [Menu] and you will be asked for a subsidy code.
2. Enter unlock code, which you can buy in my store unlock-cell-phones.
3. Your phone will be unlocked instantly.

How to Enter Unlock Codes on Motorola MPX: 

I will supply you with 2 unlock codes. One will be the NETWORK PIN and the other the SERVICE PROVIDER PIN.

1. Switch ON your phone with a not allowed SIM Card,
2. If phone is asking for NETWORK PIN enter the NETWORK PIN we sent you
3. If phone is asking for SERVICE PROVIDER PIN. Enter the SERVICE PROVIDER PIN we sent you. 
4. Your Phone should now be unlocked.

MPX FAQ's:

Question:  Phone is asking for NETWORK PUK and a new password twice. I entered the code from yourselves but phone saying "Operation not supported by this SIM card".What should I do?

Answer:

If you still have the original card

Please power on the phone with the original card in and when phone fully powered on (You have access to the menu), then
TYPE: * # * * 3 6 4 # and press green button
you'll get a error message and after it your will see:Engineering menu
Click "Options"
Click "GSM Test"
Select "Send AT command"
Now you will see a new window with :
Send AT Command
type
AT+CLCK="PN",0,"[SERVICE PROVIDER PIN or NETWORK PIN] "
and press send.
If you get Response "0 []" phone is unlocked
If you get 1 error, then make sure you have typed the code correct and try the other code
 

If you don't have the original card

Please switch your phone off, take battery out. Put battery back in, power on the phone.
Now the phone it will ask to enter NETWORK PUK. Now please DON'T TOUCH the phone for 2 hours.
After 2 hours it will change screen! Now please enter the code received from us and 00000000 (eight zero's) as a new password.
Now the phone will be unlocked.
 

Question: Phone is asking for SERVICE PROVIDER PUK and a new password twice. I entered the code from yourselves but phone saying "Operation not supported by this SIM card".What should I do?
 

Answer:

YOU NEED to have the original card

Please power on the phone with the original card in and when phone fully powered on (you have access to the menu), then
TYPE: * # * * 3 6 4 # and press green button
you'll get a error message and after it your see:Engineering menu
Click "Options"
Click "GSM Test"
Select "Send AT command"
Now you will see a new window with :
Send AT Command
type
AT+CLCK="PP",0,"[SERVICE PROVIDER PIN or NETWORK PIN]"
and press send.
If you get Response "0 []" phone is unlocked
If you get 1 error, then make sure you have typed the code correct and try the other code
If you don't have the original card or if the original card is not accepted because you flashed the phone with other firmware, then sorry but we can't help you.
 

Question:
Why do I have to wait 2 hours before I can enter the code when phone asking for NETWORK PUK?

Answer:
This is because Motorola have added an anti brute force protection and if you enter to many codes, the phone will ask for NETWORK PUK and then it will refuse to accept the code even if is the right one.
 

Question:
After I restart my phone, the phone is asking again for SERVICE PROVIDER PIN. What shall I do to make it stop?

Answer:
Follow the instructions from SERVICE PROVIDER PUK and after that it will never ask for the code again.

1. Switch ON your phone without SIM Card
2. Compose #pw+code+1# ("code" is meant to be the actual unlock code, which you can buy in my eBay store)
   

How to Enter Unlock Codes on Treo 180, 270, 750 and MAYBE 600 (for other 600 instructions see below):

1. Switch ON your phone without SIM Card.
2. Compose : *#*#CODE# (substitute the word "code" with the unlock code that you can buy in my eBay store).

or

1. Switch ON your phone with a not allowed SIM card.
2. Enter the unlock code, which you can buy in my store unlock-cell-phones.
3. Important Note: On some models the Num Lock is not automatically enabled so make sure it is ON before entering the unlock code.

How to Enter Unlock Codes on Treo 750: (alternative instructions):

1. Please insert a not allowed SIM card.
2. Place the battery and the cover, windows will boot automatically.
3. Turn on the phone by pressing the front upper-right red button on the keypad.
4. The phone will ask for the unlock code.
5. Pull out the stylus at the back of the phone, tap the keyboard icon at the center-bottom of the screen.
6. Enter the unlock code, which you can buy in my store unlock-cell-phones, by taping your stylus on the screen keyboard. Then tap OK.
7. Your Palm Treo phone should be unlocked by now.

or

1. Switch ON your phone with allowed SIM card.
2. Go to menu and select "Phone Tool" or "Phone Application"
3. Type on virtual keyboard *#*#CODE# (substitute the word "code" with the unlock code that you can buy in my eBay store).
4. Select with PEN "Number" and phone will show that it's unlocked.

How to Enter Unlock Codes on Treo 600, 650, 680:

1. Remove Treo battery, unplug cable
2. Insert incorrect a not allowed SIM card (one the phone does not accept)
3. Power on your Treo, “Sim not allowed” is displayed, click “ok”
4. Go to the dial pad, and use the stylus to enter code *#*#CODE#. Then press “Dial”. (substitute the word "code" with the unlock code that you can buy in my eBay store). 
5. Phone will reset and display “sim lock removed”

Ensure you enter the codes in this manner *#*#CODE# (e.g. *#*#12345678#)

Troubleshooting:

Error Message: "The SIM Lock has NOT been removed from this phone"

Solution 1: Please make sure you are entering the correct code and enter it using this method *#*#CODE# dial

Solution 2: If the phone says that the SIM lock has not been removed, ensure that the phone radio (wireless mode) is on.

How to Enter Unlock Codes on Samsung Z105 and Z107:

1. Switch ON your phone with a not accepted SIM card
2. Compose : #7465625*638*CODE# (by "Code" I mean the unlock code, which you can buy in my store unlock-cell-phones)

1. Switch ON your phone without SIM Card
2. Compose : **CODE# (by "Code" I mean the unlock code, which you can buy in my store unlock-cell-phones)

1. Switch ON your phone without SIM Card.
2. Compose : #7465625*638*CODE#  (or *#7465625*638*CODE#) (by "Code" I mean the unlock code, which you can buy in my store unlock-cell-phones)

How to Enter Unlock Codes on Samsung Jack series:

1. Switch ON your phone with a SIM Card.
2. Compose : #7465625*638*CODE#  (or *#7465625*638*CODE#) (by "Code" I mean the unlock code, which you can buy in my store unlock-cell-phones)

How to Enter Unlock Codes on Samsung (all other models):

1. Switch ON your phone with a not accepted SIM card
2. Phone will ask for the "Password"
3. You can now enter the unlock code, which you can buy in my store unlock-cell-phones

OR (if phone shows "Insert Correct SIM Card")

1. Switch ON your phone with a not accepted SIM card
2. Compose : #0111*CODE#  (by "Code" I mean the unlock code, which you can buy in my store unlock-cell-phones)
   
3. Press the SEND key and the display should read, "Personalization Cancelled"
   
   NOTE: "Not Yet Personalized" will be displayed if it has already been unlocked
   

How to Enter Unlock Codes on Sony Ericsson Cell Phones (all models):

If your phone has a "JOGDIAL" (for example SonyEricsson K700i), then you must press the "down arrow" instead of the "left arrow" for step 3 & 5. By "Down Arrow" I mean directing the Jogdial down!

1. For the unlocking of a locked  Sony Ericsson no sim card is required.
2. Turn on the handset.  Display will indicate “Insert SIM.”
3. Press the left Arrow (<) button.
4. Press the star (*) button twice.
5. Press the left Arrow (<) button again. 
6. You will briefly see one of the following messages listed on devices display: “Personalized with MNC2” or “Personalized with MNC3”. 
7. Wait approximately three seconds.
8. The display will indicate “Network” and a picture of a closed lock.
9. Press Select.
10. The display will indicate “Unlock (Net) 5” and “NCK:”
11. Enter the 16 digit NLCK4U code, which you can buy in my store unlock-cell-phones, and press okay.
12. The handset will display “Network unlocked” and the display “Insert SIM” appears.
13. The handset is successfully unlocked.