Below is a list of Charleston AR zip codes. For your research we have also included Charleston Area Code, Time Zone, UTC and the local Franklin County FIPS Code. Each Charleston Arkansas zip code has a center Longitude / Latitude point (the Charleston center is -94.0398 / 35.2985). For your convenience we have also indicated if that zip code in Charleston observes Daylight Savings time. For more information on Charleston Arkansas you will find helpful business links and searches.