Decker Zip Codes - Big Horn County MT

Decker, MT Zip Code Map

Decker, MT is a city located in Big Horn County, Montana and has a land area of 563.48 square miles (1,459.41 km2). The water area for the city is 3.48 square miles or 9.01 km2. There is one unique zip code in Decker, Montana and it is 59025. The area code(s) for Decker is 406.

Zip Codes for Decker, MT (1)
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59025 Decker Big Horn

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