Below is a list of Oriska ND zip codes. For your research we have also included Oriska Area Code, Time Zone, UTC and the local Barnes County FIPS Code. Each Oriska North Dakota zip code has a center Longitude / Latitude point (the Oriska center is -97.787002563477 / 46.931900024414). For your convenience we have also indicated if that zip code in Oriska observes Daylight Savings time.