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ZIP Code 59731 – Garrison, MT

Garrison, Montana · Powell County · Mountain time

ZIP code59731
CityGarrison
StateMontana
CountyPowell County
Area code406
Population198
Time zoneMountain · local time
ZIP typeStandard (has a Census ZCTA area)
Land area131.09 sq mi
Center (lat, long)46.5791, -112.7611

Map

Nearby ZIP codes

59713 Avon · 8.7 mi59733 Gold Creek · 9.6 mi59722 Deer Lodge · 15.6 mi59728 Elliston · 16.2 mi59843 Helmville · 22.4 mi59640 Marysville · 22.8 mi59832 Drummond · 24.5 mi59837 Hall · 24.9 mi

About ZIP 59731

ZIP code 59731 is assigned to Garrison, Montana. It lies in Powell County. Its Census area covers about 131.09 square miles of land. The closest neighboring ZIP is 59713 (Avon), about 8.7 miles away.

Every address in 59731 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources