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ZIP Code 59912 – Columbia Falls, MT

Columbia Falls, Montana · Flathead County · Mountain time

ZIP code59912
CityColumbia Falls
StateMontana
CountyFlathead County
Area code406
Population15,752
Time zoneMountain · local time
ZIP typeStandard (has a Census ZCTA area)
Land area188.91 sq mi
Center (lat, long)48.4370, -114.1687

Map

Nearby ZIP codes

59919 Hungry Horse · 6.6 mi59913 Coram · 9.6 mi59926 Martin City · 9.9 mi59921 Lake Mc Donald · 13.8 mi59904 Kalispell · 14.1 mi59937 Whitefish · 15.1 mi59901 Kalispell · 17.8 mi59903 Kalispell · 19 mi

About ZIP 59912

ZIP code 59912 is assigned to Columbia Falls, Montana. It lies in Flathead County. Its Census area covers about 188.91 square miles of land. The closest neighboring ZIP is 59919 (Hungry Horse), about 6.6 miles away.

Every address in 59912 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