Find the last 4 digits (ZIP+4) for an address in 03858

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ZIP Code 03858 – Newton, NH

Newton, New Hampshire · Rockingham County · Eastern time

ZIP code03858
CityNewton
StateNew Hampshire
CountyRockingham County
Area code603
Population4,836
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area9.81 sq mi
Center (lat, long)42.8704, -71.0459

Map

Nearby ZIP codes

03859 Newton Junction · 0.7 mi01860 Merrimac · 2.8 mi03865 Plaistow · 2.9 mi03848 Kingston · 3.3 mi03827 East Kingston · 3.4 mi03826 East Hampstead · 4.4 mi01913 Amesbury · 4.7 mi01830 Haverhill · 5.1 mi

About ZIP 03858

ZIP code 03858 is assigned to Newton, New Hampshire. It lies in Rockingham County. Its Census area covers about 9.81 square miles of land. The closest neighboring ZIP is 03859 (Newton Junction), about 0.7 miles away.

Every address in 03858 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