How do I get an unlock code for my G2 for free

go online and calculate its IMEI to get the unlock code (NCK).

24x7unlockcodes.com is the right place to unlock your Motorola Moto G (2nd Gen). You may need this when you are switching your sim card for change your network or visiting abroad. You can get your unlocked permanently by our hassle-free procedure in a competitive price online at your door step!!! Just order us & relax at your home, we e-mailed you once it done.
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Best Sim Network Unlock Pin Provider
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Hi if you need unlock code you can contact your service provider. Getting the free mobile unlocking instructions from this site Mobileunlockguide.com . This instructions is very useful to unlock your lg g2 easily.
Mobileunlockguide.com

The SIM network unlock pin for every individual mobile phone is unique and based on its IMEI number. You can get the unique unlock code for a HTC G2 either from its respective network provider or from any trusted vendor online like TheUnlockArena.com at affordable cost. Good luck.

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

1. Switch ON your HTC G2 with a Not ACCEPTED SIM Card.
2. If your HTC G2 asks for a PIN code, then enter your SIM card PIN and press OK.
3. HTC G2 will ask to enter an "unlock code".
4. Enter Unlock Code we send to you.
5. Your HTC G2 is now unlocked.

Hi. You can unlock a HTC G2 safer and easier using unlock code. You can get the accurate unlock code for a HTC G2 from TheUnlockArena.com at affordable cost.

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

1. Switch ON your HTC G2 with a Not ACCEPTED SIM Card.
2. If your HTC G2 asks for a PIN code, then enter your SIM card PIN and press OK.
3. HTC G2 will ask to enter an "unlock code".
4. Enter Unlock Code we send to you.
5. Your HTC G2 is now unlocked.

FREE unlock code is not possible to get for the latest Phone,You need to pay for this Android Phone unlock code purchasing,You can get the free unlock code for Old DCT and Other brand very old phone,But for this HTC G2 phone,you can get the unlock code from the site Mobile-unlocker.com/htc-g2/rs2wp9/ and unlock it easily.

Whether it's HTC G2 OR T-Mobile G2 Model,you can unlock it easily using the unlock code,Get the unlock code from here Prounlocking.com/unlock-your-phone/rs8wp2/ and unlock it from Network Lock,you can enter the code using the unlocking instructions.

Get the Unlock code at here
superunlockcodes.com and get the Free Unlocking instructions from here
Mobileunlockguide.com/t-mobile-g2 unlock it.

If you get the unlock code at free cost means it is not safe and sometimes data lose also,
you can get the unlock code for your T-mobile phone at very low cost , through this site http://www.theunlockspot.com/t-mobile-g2/rs10wp9/
It has the best instructions and easy methods for unlocking mobile phones.......

Assuming "unlock g2 for free" is a question and means "how can I unlock my g2 for free":

Call your phone service and ask for an unlock code. If you have been a customer for a while (3mos in some cases for Tmo) they will give it to you after some back and forth. If they balk, let them know of your upcoming international travel and your desire to use local prepaid SIMs there.