Teton County, Montana ZIP Codes

Zip Code
City
Population ↓
59422Choteau2,938
59436Fairfield2,039
59468Power858
59433Dutton421
59467Pendroy124
59419Bynum44

Overview of ZIP Codes in Teton 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 Teton County, Montana (US Census).

Sources

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

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