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ZIP Code 59520 – Big Sandy, MT

Big Sandy, Montana · Chouteau County · Mountain time

ZIP code59520
CityBig Sandy
StateMontana
CountyChouteau CountyBlaine CountyHill County
Area code406
Population1,261
Time zoneMountain · local time
ZIP typeStandard (has a Census ZCTA area)
Land area1,120.39 sq mi
Center (lat, long)48.0381, -109.9318

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Nearby ZIP codes

59521 Box Elder · 18.4 mi59446 Geraldine · 28.6 mi59535 Lloyd · 32 mi59532 Kremlin · 38.9 mi59489 Winifred · 43.1 mi59525 Gildford · 44.3 mi59501 Havre · 45.5 mi59528 Hingham · 46.2 mi

About ZIP 59520

ZIP code 59520 is assigned to Big Sandy, Montana. It crosses 3 counties; most of its land is in Chouteau County. Its Census area covers about 1,120.39 square miles of land. The closest neighboring ZIP is 59521 (Box Elder), about 18.4 miles away.

Every address in 59520 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