Below is a list of Tarkio MO zip codes. For your research we have also included Tarkio Area Code, Time Zone, UTC and the local Atchison County FIPS Code. Each Tarkio Missouri zip code has a center Longitude / Latitude point (the Tarkio center is -95.387702941895 / 40.443099975586). For your convenience we have also indicated if that zip code in Tarkio observes Daylight Savings time.