Below is a list of Knobel AR zip codes. For your research we have also included Knobel Area Code, Time Zone, UTC and the local Clay County FIPS Code. Each Knobel Arkansas zip code has a center Longitude / Latitude point (the Knobel center is -90.601997375488 / 36.320098876953). For your convenience we have also indicated if that zip code in Knobel observes Daylight Savings time.