McKenzie County, North Dakota ZIP Codes

6 ZIP Codes

Zip Code
City
Population ↓
58854Watford City9,368
58831Alexander1,089
58835Arnegard839
58634Grassy Butte402
58838Cartwright252
58847Keene209

Overview of ZIP Codes in McKenzie County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
6
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 6 ZCTAs in McKenzie County, North Dakota (US Census).

Sources

  1. US Census: 2025 Gazetteer Files
  2. US Census: ZIP Code Tabulation Areas (ZCTAs)

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