Find the last 4 digits (ZIP+4) for an address in 02122

ZIP 02122, Dorchester, MA is filled in. Just type the street address.

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ZIP Code 02122 – Dorchester, MA

Dorchester, Massachusetts · Suffolk County · Eastern time

ZIP code02122
CityDorchester
StateMassachusetts
CountySuffolk County
Population23,479
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area1.7 sq mi
Center (lat, long)42.2951, -71.0525

Area codes in this area

339781617857

These are the area codes that most often serve ZIP 02122 (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

02124 Dorchester Center · 1.3 mi02171 Quincy · 1.4 mi02125 Dorchester · 1.4 mi02121 Dorchester · 1.9 mi02187 Milton Village · 2.2 mi02126 Mattapan · 2.3 mi02119 Roxbury · 2.6 mi02170 Quincy · 2.7 mi

About ZIP 02122

ZIP code 02122 is assigned to Dorchester, Massachusetts. It lies in Suffolk County. Its Census area covers about 1.7 square miles of land. The closest neighboring ZIP is 02124 (Dorchester Center), about 1.3 miles away.

Every address in 02122 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