Find the last 4 digits (ZIP+4) for an address in 01860

ZIP 01860, Merrimac, MA is filled in. Just type the street address.

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ZIP Code 01860 – Merrimac, MA

Merrimac, Massachusetts · Essex County · Eastern time

ZIP code01860
CityMerrimac
StateMassachusetts
CountyEssex County
Population6,748
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area8.5 sq mi
Center (lat, long)42.8386, -71.0120

Area codes in this area

351978

These are the area codes that most often serve ZIP 01860 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

03859 Newton Junction · 2.1 mi03858 Newton · 2.8 mi01913 Amesbury · 3 mi01830 Haverhill · 3.6 mi01985 West Newbury · 3.6 mi03865 Plaistow · 4.1 mi03827 East Kingston · 4.6 mi01834 Groveland · 5.8 mi

About ZIP 01860

ZIP code 01860 is assigned to Merrimac, Massachusetts. It lies in Essex County. Its Census area covers about 8.5 square miles of land. The closest neighboring ZIP is 03859 (Newton Junction), about 2.1 miles away.

Every address in 01860 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