Nassau County, New York

69 ZIP codes · 284.54 sq mi of land · FIPS 36059

Population	1,389,591
State	New York
FIPS code	36059
Time zone	Eastern
Land area	284.54 sq mi
Center (lat, long)	40.7296, -73.5894

Area codes in this area

347 363 516 718 914 917 929

These are the area codes that most often serve Nassau County (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Cities and towns (largest first)

ZIP codes in Nassau County

11001 Floral Park 11003 Elmont 11010 Franklin Square 11020 Great Neck 11021 Great Neck 11023 Great Neck 11024 Great Neck 11030 Manhasset 11040 New Hyde Park 11042 New Hyde Park 11050 Port Washington 11096 Inwood 11501 Mineola 11507 Albertson 11509 Atlantic Beach 11510 Baldwin 11514 Carle Place 11516 Cedarhurst 11518 East Rockaway 11520 Freeport 11530 Garden City 11542 Glen Cove 11545 Glen Head 11547 Glenwood Landing 11548 Greenvale 11549 Hempstead 11550 Hempstead 11552 West Hempstead 11553 Uniondale 11554 East Meadow 11556 Uniondale 11557 Hewlett 11558 Island Park 11559 Lawrence 11560 Locust Valley 11561 Long Beach 11563 Lynbrook 11565 Malverne 11566 Merrick 11568 Old Westbury 11569 Point Lookout 11570 Rockville Centre 11572 Oceanside 11575 Roosevelt 11576 Roslyn 11577 Roslyn Heights 11579 Sea Cliff 11580 Valley Stream 11581 Valley Stream 11590 Westbury 11596 Williston Park 11598 Woodmere 11709 Bayville 11710 Bellmore 11714 Bethpage 11732 East Norwich 11753 Jericho 11756 Levittown 11758 Massapequa 11762 Massapequa Park

Showing 60 of 69. See all NY ZIP codes.

Population: U.S. Census Bureau, ACS 5-year estimates, 2024.