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ZIP Code 59404 – Great Falls, MT

Great Falls, Montana · Cascade County · Mountain time

ZIP code59404
CityGreat Falls
StateMontana
CountyCascade CountyChouteau County
Area code406
Population28,822
Time zoneMountain · local time
ZIP typeStandard (has a Census ZCTA area)
Land area331.45 sq mi
Center (lat, long)47.6318, -111.3289

Map

Nearby ZIP codes

59406 Great Falls · 4.2 mi59414 Black Eagle · 7.9 mi59401 Great Falls · 8.7 mi59402 Malmstrom Afb · 9.2 mi59403 Great Falls · 9.2 mi59440 Floweree · 9.8 mi59487 Vaughn · 14.7 mi59468 Power · 15.7 mi

About ZIP 59404

ZIP code 59404 is assigned to Great Falls, Montana. It crosses 2 counties; most of its land is in Cascade County. Its Census area covers about 331.45 square miles of land. The closest neighboring ZIP is 59406 (Great Falls), about 4.2 miles away.

Every address in 59404 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