Below is a list of Marmarth ND zip codes. For your research we have also included Marmarth Area Code, Time Zone, UTC and the local Slope County FIPS Code. Each Marmarth North Dakota zip code has a center Longitude / Latitude point (the Marmarth center is -103.93199920654 / 46.292400360107). For your convenience we have also indicated if that zip code in Marmarth observes Daylight Savings time.