Below is a list of Dierks AR zip codes. For your research we have also included Dierks Area Code, Time Zone, UTC and the local Howard County FIPS Code. Each Dierks Arkansas zip code has a center Longitude / Latitude point (the Dierks center is -94.016899108887 / 34.120300292969). For your convenience we have also indicated if that zip code in Dierks observes Daylight Savings time.