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ZIP Code 59323 – Colstrip, MT

Colstrip, Montana · Rosebud County · Mountain time

ZIP code59323
CityColstrip
StateMontana
CountyRosebud County
Area code406
Population2,101
Time zoneMountain · local time
ZIP typeStandard (has a Census ZCTA area)
Land area53.35 sq mi
Center (lat, long)45.9168, -106.7220

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Nearby ZIP codes

59327 Forsyth · 22.2 mi59043 Lame Deer · 25.4 mi59010 Bighorn · 27.9 mi59076 Sanders · 30.2 mi59004 Ashland · 31.1 mi59038 Hysham · 31.4 mi59016 Busby · 33.5 mi59022 Crow Agency · 35.2 mi

About ZIP 59323

ZIP code 59323 is assigned to Colstrip, Montana. It lies in Rosebud County. Its Census area covers about 53.35 square miles of land. The closest neighboring ZIP is 59327 (Forsyth), about 22.2 miles away.

Every address in 59323 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