Grayson, GA is a city located in Gwinnett County, Georgia and has a land area of 11.56 square miles (29.94 km2). The water area for the city is 0.21 square miles or 0.54 km2. There is one unique zip code in Grayson, Georgia and it is 30017. The area code(s) for Grayson is 770/678.
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