Below is a list of Lonoke County AR zip codes. For your research we have also included Lonoke County Area Code, Time Zone, UTC and the local County FIPS Code. Each Lonoke County Arkansas zip code has a center Longitude / Latitude point (the Lonoke County center is -91.912696838379 / 34.758598327637). For your convenience we have also indicated if that zip code in Lonoke County observes Daylight Savings time.