Find the last 4 digits (ZIP+4) for an address in 11721

ZIP 11721, Centerport, NY is filled in. Just type the street address.

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ZIP Code 11721 – Centerport, NY

Centerport, New York · Suffolk County · Eastern time

ZIP code11721
CityCenterport
StateNew York
CountySuffolk County
Population6,426
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area2.51 sq mi
Center (lat, long)40.9024, -73.3714

Area codes in this area

631934

These are the area codes that most often serve ZIP 11721 (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

11768 Northport · 2.2 mi11740 Greenlawn · 2.6 mi11743 Huntington · 3 mi11731 East Northport · 3.9 mi11724 Cold Spring Harbor · 5.2 mi11746 Huntington Station · 6.1 mi11725 Commack · 6.4 mi11754 Kings Park · 6.4 mi

About ZIP 11721

ZIP code 11721 is assigned to Centerport, New York. It lies in Suffolk County. Its Census area covers about 2.51 square miles of land. The closest neighboring ZIP is 11768 (Northport), about 2.2 miles away.

Every address in 11721 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