Below is a list of Smackover AR zip codes. For your research we have also included Smackover Area Code, Time Zone, UTC and the local Union County FIPS Code. Each Smackover Arkansas zip code has a center Longitude / Latitude point (the Smackover center is -92.7279 / 33.3623). For your convenience we have also indicated if that zip code in Smackover observes Daylight Savings time. For more information on Smackover Arkansas you will find helpful business links and searches.