Below is a list of Coal Hill AR zip codes. For your research we have also included Coal Hill Area Code, Time Zone, UTC and the local Johnson County FIPS Code. Each Coal Hill Arkansas zip code has a center Longitude / Latitude point (the Coal Hill center is -93.6706 / 35.4364). For your convenience we have also indicated if that zip code in Coal Hill observes Daylight Savings time. For more information on Coal Hill Arkansas you will find helpful business links and searches.