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ZIP Code 59231 – Saint Marie, MT

Saint Marie, Montana · Valley County · Mountain time

ZIP code59231
CitySaint Marie
StateMontana
CountyValley County
Area code406
Population306
Time zoneMountain · local time
ZIP typeStandard (has a Census ZCTA area)
Land area0.56 sq mi
Center (lat, long)48.4039, -106.5442

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Nearby ZIP codes

59248 Nashua · 17.4 mi59244 Larslan · 18.5 mi59273 Vandalia · 19.4 mi59230 Glasgow · 22.1 mi59241 Hinsdale · 23.5 mi59250 Opheim · 30.6 mi59240 Glentana · 33.3 mi59260 Richland · 36.8 mi

About ZIP 59231

ZIP code 59231 is assigned to Saint Marie, Montana. It lies in Valley County. Its Census area covers about 0.56 square miles of land. The closest neighboring ZIP is 59248 (Nashua), about 17.4 miles away.

Every address in 59231 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