Below is a list of Dunklin County MO zip codes. For your research we have also included Dunklin County Area Code, Time Zone, UTC and the local County FIPS Code. Each Dunklin County Missouri zip code has a center Longitude / Latitude point (the Dunklin County center is -90.086196899414 / 36.261100769043). For your convenience we have also indicated if that zip code in Dunklin County observes Daylight Savings time.