Below is a list of Davenport ND zip codes. For your research we have also included Davenport Area Code, Time Zone, UTC and the local Cass County FIPS Code. Each Davenport North Dakota zip code has a center Longitude / Latitude point (the Davenport center is -97.073196411133 / 46.716899871826). For your convenience we have also indicated if that zip code in Davenport observes Daylight Savings time.