AT&T or ather?

Hi,

Here is the information regarding Samsung Galaxy S III model numbers.

Samsung Galaxy S III (GT-i9300): The international unlocked version of the Galaxy S III. It is available in both 16GB and 32GB version and in a variety of colors. Originally released in May 2012

Samsung Galaxy S III (SGH-T999): The T-Mobile Variant of the Galaxy S III was released in June 2012. It also comes in 16GB and 32GB versions.

Samsung Galaxy S III (SGH-i747): The AT&T version of the S III is available as a 16GB model only. It is also available in Garnet red color just for AT&T. Released in early July 2012

Samsung Galaxy S III (SCH-i535): The Verizon version of the Galaxy S III comes in both 16GB and 32GB versions. Verizon was the last major carrier to get the S III, as it launched in late July 2012.

Samsung Galaxy S III (SPH-L710): The Galaxy S III on Sprint was released on July 1, 2012. Sprint also offered the S III in both 16GB and 32GB variants.

Samsung Galaxy S III Mini (GT-i8190): The S III mini features a smaller screen and slower processor compared to the flagship S III. The S III mini launched in November 2012 in both 8GB and 16GB models.

Other non-U.S. Galaxy S III phone models:

Galaxy S III i9305