Find the last 4 digits (ZIP+4) for an address in 01604

ZIP 01604, Worcester, MA is filled in. Just type the street address.

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ZIP Code 01604 – Worcester, MA

Worcester, Massachusetts · Worcester County · Eastern time

ZIP code01604
CityWorcester
StateMassachusetts
CountyWorcester County
Population39,812
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area6.63 sq mi
Center (lat, long)42.2535, -71.7679

Area codes in this area

351978

These are the area codes that most often serve ZIP 01604 (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

01608 Worcester · 1.8 mi01601 Worcester · 1.9 mi01614 Worcester · 1.9 mi01615 Worcester · 1.9 mi01610 Worcester · 2.1 mi01607 Worcester · 2.2 mi01605 Worcester · 2.7 mi01613 Worcester · 3.3 mi

About ZIP 01604

ZIP code 01604 is assigned to Worcester, Massachusetts. It lies in Worcester County. Its Census area covers about 6.63 square miles of land. The closest neighboring ZIP is 01608 (Worcester), about 1.8 miles away.

Every address in 01604 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