Sweet Grass County, Montana ZIP Codes

4 ZIP Codes

Zip Code
City
Population ↓
59011Big Timber3,167
59033Greycliff231
59052McLeod186
59055Melville40

Overview of ZIP Codes in Sweet Grass 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.
4
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 4 ZCTAs in Sweet Grass County, Montana (US Census).

Sources

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

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