Below is a list of Harleyville SC zip codes. For your research we have also included Harleyville Area Code, Time Zone, UTC and the local Dorchester County FIPS Code. Each Harleyville South Carolina zip code has a center Longitude / Latitude point (the Harleyville center is -80.446601867676 / 33.214099884033). For your convenience we have also indicated if that zip code in Harleyville observes Daylight Savings time.