Find the last 4 digits (ZIP+4) for an address in 11751

ZIP 11751, Islip, NY is filled in. Just type the street address.

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ZIP Code 11751 – Islip, NY

Islip, New York · Suffolk County · Eastern time

ZIP code11751
CityIslip
StateNew York
CountySuffolk County
Population13,726
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area3.97 sq mi
Center (lat, long)40.7305, -73.2139

Area codes in this area

631934

These are the area codes that most often serve ZIP 11751 (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

11730 East Islip · 1.5 mi11706 Bay Shore · 2 mi11718 Brightwaters · 2.7 mi11752 Islip Terrace · 2.8 mi11739 Great River · 2.9 mi11722 Central Islip · 3.8 mi11717 Brentwood · 4.2 mi11795 West Islip · 4.6 mi

About ZIP 11751

ZIP code 11751 is assigned to Islip, New York. It lies in Suffolk County. Its Census area covers about 3.97 square miles of land. The closest neighboring ZIP is 11730 (East Islip), about 1.5 miles away.

Every address in 11751 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