Find the last 4 digits (ZIP+4) for an address in 03873

ZIP 03873, Sandown, NH is filled in. Just type the street address.

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ZIP Code 03873 – Sandown, NH

Sandown, New Hampshire · Rockingham County · Eastern time

ZIP code03873
CitySandown
StateNew Hampshire
CountyRockingham County
Area code603
Population6,628
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area13.94 sq mi
Center (lat, long)42.9340, -71.1836

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Nearby ZIP codes

03819 Danville · 2.7 mi03841 Hampstead · 3.8 mi03826 East Hampstead · 4.2 mi03036 Chester · 5 mi03038 Derry · 5.5 mi03044 Fremont · 5.6 mi03848 Kingston · 5.7 mi03041 East Derry · 6.1 mi

About ZIP 03873

ZIP code 03873 is assigned to Sandown, New Hampshire. It lies in Rockingham County. Its Census area covers about 13.94 square miles of land. The closest neighboring ZIP is 03819 (Danville), about 2.7 miles away.

Every address in 03873 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