Codigos Liberacion Samsung - Unlock Samsung Code!!!

Do a custom reset:
*2767*2878# once this has finished rebooting turn the phone off.

Now perform a full reset:
*2767*3855#

When the phone powers off, quickly push the SIM card fully in, and let
the phone power back up.

After you do the reset, check and make sure that your Network lock is active by pressing *#7465625#

If it isn't active you must use this code to reactivate it:
*7465625*638*00000000*00000000#

Then you have to deactivate the SP lock first. To do that you need to input:
*7465625*77*00000000*00000000# (this will reset the lock)

Then you enter:
#7465625*77*00000000# (to disable the SP lock).

Then you disable the Network lock:
#7465625*638*00000000#

The phone is finally unlocked. 

Free Samsung Unlock Codes

Samsung SGH-a300
*2767*637#

Samsung SGH-a400
*2767*637#

Samsung SGH-a800
*2767*637#

Samsung SGH-e400
*2767*688#
In newer phones:

#*7337#

Samsung SGH-e500
*2767*688#
In newer phones:

#*7337#

Samsung SGH-e700
*2767*688#
In newer phones:

#*7337#

Samsung SGH-E715
Turn off the phone. Put a non-accepted SIM Card and turn it on. Type *#9998*3323#. Press Exit. Choose menu #7. After phone reboots type *0141# and hit the Call button. Turn off and insert another SIM Card. Turn on. The code is 00000000.

Samsung SGH-m100
Type *#9998*627837793#. Then type *#9998*737#. Press >/[] (Play Stop) until phone shows NCK/SPCK number. Press Exit. Type #0111*CODE# (Code is the last 8 digits of the NCK/SPCK)

Samsung SGH-P400
*2767*3855# or *2767*688# or *2767*927#

In newer Samsung models:

#*7337#

Samsung SGH-s100
*2767*7822573738#

Samsung SGH-s105
Remove SIM Card. Enter *2767*7822573738# and after phone reboots, enter #0111*00000000#

Samsung SGH-s300
*2767*7822573738#

Samsung SGH-s307
Turn off the phone. Put a non-accepted SIM Card and turn it on. Type *#9998*3323#. Press Exit. Choose menu #7. After phone reboots type *0141# and hit the Call button. Turn off and insert another SIM Card. Turn on. The code is 00000000.

Samsung SGH-S500
*2767*3855# or *2767*688# or *2767*927#

Samsung SGH-600
*2767*3855# or *2767*2878#

Samsung SGH-2100
*2767*3855# or *2767*2878#

Samsung SGH-V200
*2767*7822573738#

Samsung SGH-X100
Turn off the phone. Put a non-accepted SIM Card and turn it on. Type *#9998*3323#. Press Exit. Choose menu #7. After phone reboots type *0141# and hit the Call button. Turn off and insert another SIM Card. Turn on. The code is 00000000.

Samsung SGH-X600
Turn off the phone. Put a non-accepted SIM Card and turn it on. Type *#9998*3323#. Press Exit. Choose menu #7. After phone reboots type *0141# and hit the Call button. Turn off and insert another SIM Card. Turn on. The code is 00000000.

Samsung SGH-R210
*2767*3855#
*2767*2878#

Samsung SGH-D500

#*7337#

Samsung Universal Type
TEMPORARY UNLOCK:
Put a non-accepted SIM Card and turn it on. Type *#9998*3323#. Press Exit. You will get a new menu. Select Malloc Fail.