Harleyville, SC is a city located in Dorchester County, South Carolina and has a land area of 59.46 square miles (154.00 km2). The water area for the city is 0.39 square miles or 1.01 km2. There is one unique zip code in Harleyville, South Carolina and it is 29448. The area code(s) for Harleyville is 843.
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