Find the last 4 digits (ZIP+4) for an address in 02129

ZIP 02129, Charlestown, MA is filled in. Just type the street address.

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ZIP Code 02129 – Charlestown, MA

Charlestown, Massachusetts · Suffolk County · Eastern time

ZIP code02129
CityCharlestown
StateMassachusetts
CountySuffolk County
Population20,032
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area1.35 sq mi
Center (lat, long)42.3797, -71.0615

Area codes in this area

339781617857

These are the area codes that most often serve ZIP 02129 (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

02113 Boston · 1 mi02109 Boston · 1 mi02222 Boston · 1.1 mi02114 Boston · 1.1 mi02141 Cambridge · 1.3 mi02203 Boston · 1.3 mi02112 Boston · 1.5 mi02196 Boston · 1.5 mi

About ZIP 02129

ZIP code 02129 is assigned to Charlestown, Massachusetts. It lies in Suffolk County. Its Census area covers about 1.35 square miles of land. The closest neighboring ZIP is 02113 (Boston), about 1 miles away.

Every address in 02129 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