Find the last 4 digits (ZIP+4) for an address in 06830

ZIP 06830, Greenwich, CT is filled in. Just type the street address.

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ZIP Code 06830 – Greenwich, CT

Greenwich, Connecticut · Western Connecticut Planning Region · Eastern time

ZIP code06830
CityGreenwich
StateConnecticut
CountyWestern Connecticut Planning Region
Population24,880
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area13.54 sq mi
Center (lat, long)41.0376, -73.6243

Area codes in this area

203475

These are the area codes that most often serve ZIP 06830 (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

06836 Greenwich · 0.8 mi06807 Cos Cob · 2.1 mi06878 Riverside · 2.2 mi06870 Old Greenwich · 2.9 mi10573 Port Chester · 3.1 mi06910 Stamford · 3.4 mi06831 Greenwich · 4 mi06902 Stamford · 4.4 mi

About ZIP 06830

ZIP code 06830 is assigned to Greenwich, Connecticut. It lies in Western Connecticut Planning Region. Its Census area covers about 13.54 square miles of land. The closest neighboring ZIP is 06836 (Greenwich), about 0.8 miles away.

Every address in 06830 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