Below is a list of Cavalier County ND zip codes. For your research we have also included Cavalier County Area Code, Time Zone, UTC and the local County FIPS Code. Each Cavalier County North Dakota zip code has a center Longitude / Latitude point (the Cavalier County center is -98.54239654541 / 48.770500183105). For your convenience we have also indicated if that zip code in Cavalier County observes Daylight Savings time.