Gravel Switch, KY is a city located in Marion County, Kentucky and has a land area of 60.42 square miles (156.49 km2). The water area for the city is 0.34 square miles or 0.88 km2. There is one unique zip code in Gravel Switch, Kentucky and it is 40328. The area code(s) for Gravel Switch is 270/364.
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