Killdeer, ND is a city located in Dunn County, North Dakota and has a land area of 437.43 square miles (1,132.94 km2). The water area for the city is 1.15 square miles or 2.98 km2. There is one unique zip code in Killdeer, North Dakota and it is 58640. The area code(s) for Killdeer is 701.
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