Below you can find information how to input unlock codes to LG phones. It`s randomly written, so perform CTRL-F to search by models or use scroll. If you have instructions for some models missed here please add it to this thread.
For the following models you must insert an accepted SIM Card 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 KF245c press 2945#*7101#
LG KF390 and KF390q *#865625#
LG KF600 press 2945#*71001#
LG KF755d press 2945#*755# (you need to insert a not-allowed SIM card instead and then enter the sequence to enter the code)
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 KP210a press 2945#*71001# ( (you need to insert a not-allowed SIM card instead and then enter the sequence to enter the code)
LG KP500 press 2945#*71101# LG KP265 press 2945#*265#
LG KU250 press 2945#*250#
LG KU380 press 2945#*380#
LG TE365 press 2945#*365# (you need to insert a not-allowed SIM card instead and then enter the sequence to enter the code)
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#*#
LG U400 press 2945#*88110#
LG KC550 press 2945#*71001#
LG KU580 press 2945#*580#
LG KT520 press 2945#*520#
LG KF750 press 2945#*750#
LG KF600 press 2945#*71001#
LG KG275 press 2945#*20001#
LG KU380 press 2945#*380#
LG KU311 press 815118#*#
LG KU800 press 82652#*#
LG L600v press 815118#*#
LG U8150 press 277634#*#
LG U8210 press 277634#*#
LG U8500 press 277634#*#
LG C3100 press 2945#*3101#
LG C3380 press 2945#*7101#
LG F2300 press 2945#*7101#
LG KE260 press 2945#*2601#
LG KG120 press 2945#*1201#
LG KG220 press 2945#*1201#
LG KG240 press 2945#*3311#
LG KG280 press 2945#*7101#
LG KS360 press 2945#*71001#
LG KS500 press 2945#*500#
LG KP270 press 2945#*270#
LG KF240 press 2945#*240# or 2945#*2401#
LG KG290 press 2945#*7101#
LG KU250 press 2945#*250#
Enter NCK and press OK.
How to Enter Unlock Codes on all other LG cell phones:
1. Switch ON your phone with an allowed SIM card
2. Then compose:
3. 2945#*5101# - (if you have a LG 510w)
4. 1945#*5101# - (if you have a LG 1200 & B1200)
5. 2945#*5221# - (if you have a LG 5200 & 52200)
6. 2945#*5301# - (if you have a LG 5300)
7. 2945#*5401# - (if you have a LG 5400)
8. 2945#*70001# - (if you have a LG 7020)
9. 2945#*7101# - (if you have a LG 7100)
10. 2945#*1201# or 2945#*70001# - (if you have a LG 1100 or 1150)
11. 2945#*70001# - (if you have a LG7250T)
12. 2945#*2201# - (if you have a LG C2200)
13. 2945#*5301# - (if you have a LG T5100)
14. 2945#*3311# - (if you have a LG C3310)
15. Go to "Menu" and then to "Settings"
16. Then select "Security"
17. To finish select "Network Provider" and select "Deactivate"
18. Enter the unlock code.