Nassau County, NY Zip Codes
77 zip codes across 70 cities in Nassau County, NY
About Nassau County
Nassau County, New York (NY) contains 77 unique zip codes spanning 70 cities and communities. Each zip code covers a different area within the county, with varying demographics, income levels, and housing markets.
Browse the complete list below to find detailed population, income, home values, cost of living, and climate data for any zip code in Nassau County.
Cities in Nassau County
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All Zip Codes in Nassau County, NY
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Frequently Asked Questions
How many zip codes are in Nassau County, NY?
Nassau County, NY has 77 zip codes across 70 cities.
What cities are in Nassau County?
Cities in Nassau County include Albertson, Atlantic Beach, Baldwin, Bayville, Bellmore, Bethpage, Bryceville, Callahan, Carle Place, Cedarhurst, East Meadow, East Norwich, East Rockaway, Elmont, Far Rockaway, Farmingdale, Fernandina Beach, Floral Park, Franklin Square, Freeport, Garden City, Glen Cove, Glen Head, Glenwood Landing, Great Neck, Greenvale, Hempstead, Hewlett, Hicksville, Hilliard, Island Park, Lawrence, Levittown, Locust Valley, Long Beach, Lynbrook, Malverne, Manhasset, Massapequa, Massapequa Park, Merrick, Mill Neck, Mineola, New Hyde Park, Oceanside, Old Bethpage, Old Westbury, Oyster Bay, Plainview, Point Lookout, Port Washington, Rockville Centre, Roosevelt, Roslyn, Roslyn Heights, Sea Cliff, Seaford, Syosset, Uniondale, Valley Stream, Wantagh, West Hempstead, Westbury, Williston Park, Woodmere, Yulee, Zcta 110hh, Zcta 114hh, Zcta 115hh, Zcta 117hh.
What state is Nassau County in?
Nassau County is located in New York (NY).
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.