Cottontown, TN is a city located in Sumner County, Tennessee and has a land area of 46.44 square miles (120.28 km2). The water area for the city is 0.00 square miles or 0.00 km2. There is one unique zip code in Cottontown, Tennessee and it is 37048. The area code(s) for Cottontown is 615.
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