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ZIP Code 03057 – Mont Vernon, NH

Mont Vernon, New Hampshire · Hillsborough County · Eastern time

ZIP code03057
CityMont Vernon
StateNew Hampshire
CountyHillsborough County
Area code603
Population2,709
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area17.9 sq mi
Center (lat, long)42.9089, -71.6942

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Nearby ZIP codes

03082 Lyndeborough · 3.8 mi03070 New Boston · 4.7 mi03031 Amherst · 5.3 mi03086 Wilton · 6.2 mi03055 Milford · 6.3 mi03110 Bedford · 8.2 mi03043 Francestown · 8.5 mi03047 Greenfield · 9.6 mi

About ZIP 03057

ZIP code 03057 is assigned to Mont Vernon, New Hampshire. It lies in Hillsborough County. Its Census area covers about 17.9 square miles of land. The closest neighboring ZIP is 03082 (Lyndeborough), about 3.8 miles away.

Every address in 03057 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