There are 8 zip codes in Morton County, North Dakota. The most populated is 58554, located in Mandan. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
City
Population
58554Mandan28,814
58563New Salem1,951
58631Glen Ullin989
58638Hebron966
58570Solen484
58535Flasher444
58566Saint Anthony255
58520Almont253

Morton County, North Dakota Zip Codes by Population (2024)