I bought a S3 and it came locked to an unknown carrier. All the unlock services require the information of which carrier the phone is locked to give me an unlock code. So, how can I find that out?
Depending on where you are in the world, and which carrier you're with, your phone will have a unique model. You can find your phone's model number by going to Settings > About device and it'll be around the middle of the page.
North American models
Via techtrickz.com: you can type
They also suggest imei.info but the site seems to have limited functionality recently.
protected by Community♦ Jun 12 '13 at 18:15
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