Imei Service Details - Samsung Worldwide Unlock Code [ NCK + MCK ] Source B

You will receive Network and Defreeze codes and Region codes if available. 

Rarely this service might have delays, even if normally might take just 2-3 days, please take that into consideration as is no cancellation for delay

All Samsung models supported locked to any network worldwide, even if not for all codes might be found.

Are not supported phones that will not ask for network unlock code when turned on with a diferent sim card (ex Tmobile ,Metropcs ,Verizon etc). Even if you flash these devices with a diferent firmware to force them to ask for code it won't work

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