Areas Served

Nassau County
Main article: Nassau County, New York
Further information: List of places in Nassau County, New York
City of Glen Cove
Main article: Glen Cove, New York
City of Long Beach
Main article: Long Beach, New York
Town of Hempstead
Main article: Hempstead (town), New York
The Town of Hempstead contains 22 villages and 35 hamlets:

Villages: Atlantic Beach, Bellerose, Cedarhurst, East Rockaway, Freeport, Garden City, Hempstead (village), Hewlett Bay Park, Hewlett Harbor, Hewlett Neck, Island Park, Lawrence, Lynbrook, Malverne, Rockville Centre, South Floral Park, Stewart Manor, Valley Stream, Woodsburgh
Hamlets: Baldwin, Baldwin Harbor, Barnum Island, Bay Park, Bellerose Terrace, Bellmore, East Atlantic Beach, East Garden City, East Meadow, Elmont, Franklin Square, Garden City South, Harbor Isle, Hewlett, Inwood, Lakeview, Levittown, Lido Beach, Malverne Park Oaks, Merrick, North Bellmore, North Merrick, North Valley Stream, North Wantagh, North Woodmere, Oceanside, Point Lookout, Roosevelt, Salisbury (South Westbury), Seaford, South Hempstead, South Valley Stream, Uniondale, Wantagh, West Hempstead, Woodmere
Villages located partly in the Town of North Hempstead: Floral Park, Garden City (almost all in Hempstead), Mineola (almost all in North Hempstead), New Hyde Park
Town of North Hempstead
Main article: North Hempstead, New York
The Town of North Hempstead contains 31 villages.

Villages: Baxter Estates, East Williston, Flower Hill, Great Neck, Great Neck Estates, Great Neck Plaza, Kensington, Kings Point, Lake Success, Manorhaven, Munsey Park, North Hills, Plandome, Plandome Heights, Plandome Manor, Port Washington North, Roslyn, Roslyn Estates, Russell Gardens, Saddle Rock, Sands Point, Thomaston, Westbury, Williston Park
Hamlets: Albertson, Carle Place, Garden City Park, Glenwood Landing, Great Neck Gardens, Greenvale, Harbor Hills, Herricks, Manhasset, New Cassel, North New Hyde Park, Port Washington, Roslyn Heights, Saddle Rock Estates, Searingtown, University Gardens
Villages located partly in the Town of Hempstead: Floral Park, Garden City (almost all in Hempstead), Mineola (almost all in North Hempstead), New Hyde Park
Villages located partly in the Town of Oyster Bay: East Hills, Old Westbury, Roslyn Harbor
Town of Oyster Bay
Main article: Oyster Bay (town), New York
The Town of Oyster Bay contains 18 villages and 18 hamlets:

Villages: Bayville, Brookville, Centre Island, Cove Neck, Farmingdale, Lattingtown, Laurel Hollow, Massapequa Park, Matinecock, Mill Neck, Muttontown, Old Brookville, Oyster Bay Cove, Sea Cliff, Upper Brookville
Hamlets: Bethpage, East Massapequa, East Norwich, Glen Head, Glenwood Landing (part), Greenvale (part), Hicksville, Jericho, Locust Valley, Massapequa, North Massapequa, Old Bethpage, Oyster Bay, Plainedge, Plainview, South Farmingdale, Syosset, Woodbury
Villages located partly in the Town of North Hempstead: East Hills, Old Westbury, Roslyn Harbor
The U.S. Postal Service has organized these 36 places into 20 different Post Offices with a total of 30 different 5-digit ZIP codes.[1] Some Post Offices have the same name as a hamlet or village, but the boundaries are seldom the same.

Suffolk County
Main article: Suffolk County, New York
Town of Babylon
Main article: Babylon (town), New York
Villages: Amityville, Babylon, Lindenhurst
Hamlets: Copiague, Deer Park, East Farmingdale, Gilgo, North Amityville, North Babylon, North Lindenhurst, Oak Beach & Captree, West Babylon, Wheatley Heights, Wyandanch
Other communities: Copiague Harbor
Town of Huntington
Main article: Huntington, New York
Villages: Asharoken, Huntington Bay, Lloyd Harbor, Northport
Hamlets: Centerport, Cold Spring Harbor, Dix Hills, East Northport, Eatons Neck, Elwood, Greenlawn, Halesite, Huntington, Huntington Station, Melville, South Huntington, Vernon Valley, West Hills
Hamlets located partly in the Town of Smithtown: Commack, Fort Salonga
Town of Islip
Main article: Islip (town), New York
Villages: Brightwaters, Islandia, Ocean Beach, Saltaire
Hamlets: Bay Shore, Bayport, Baywood, Bohemia, Brentwood, Central Islip, East Islip, Great River, Hauppauge, Islip, Islip Terrace, North Bay Shore, North Great River, Oakdale, Sayville, West Bay Shore, West Islip, West Sayville
Hamlets located partly in the Town of Brookhaven: Holbrook, Holtsville, Lake Ronkonkoma, Ronkonkoma
Hamlets located partly in the Town of Smithtown: Lake Ronkonkoma
Town of Smithtown
Main article: Smithtown, New York
Villages: Head of the Harbor, Nissequogue, Village of the Branch
Hamlets: Kings Park, Nesconset, Smithtown, St. James
Hamlets located partly in the Town of Brookhaven: Lake Ronkonkoma
Hamlets located partly in the Town of Huntington: Commack, Fort Salonga
Hamlets located partly in the Town of Islip: Lake Ronkonkoma, Hauppauge
Village located partly in the Town Of Brookhaven: Lake Grove
Town of Brookhaven
Main article: Brookhaven, New York
Villages: Belle Terre, Bellport, Lake Grove, Old Field, Mastic Beach, Patchogue, Poquott, Port Jefferson, Shoreham
Hamlets: Blue Point, Brookhaven, Canaan Lake, Centereach, Center Moriches, Cherry Grove, Coram, Crystal Brook, Cupsogue Beach, Davis Park, East Moriches, East Patchogue, East Setauket, East Shoreham, Farmingville, Fire Island Pines, Gordon Heights, Hagerman, Manorville, Mastic, Medford, Middle Island, Miller Place, Moriches, Mount Sinai, North Bellport, North Patchogue, Ocean Bay Park, Point of Woods, Port Jefferson Station, Ridge, Rocky Point, Selden, Setauket, Shirley, South Haven, Sound Beach, Stony Brook, Strongs Neck, Terryville, Upton, Water Island, West Manor, Yaphank
Hamlets located partly in the Town of Islip: Holbrook, Holtsville, Lake Ronkonkoma, Ronkonkoma
Hamlets located partly in the Town of Riverhead: Calverton, Wading River
Hamlets located partly in the Town of Smithtown: Lake Ronkonkoma
Hamlet located partly in the Town of Southampton: Eastport
Village located partly in the Town of Smithtown: Lake Grove
Town of Southampton
Main article: Southampton (town), New York
Villages: North Haven, Quogue, Sagaponack, Southampton (village), Westhampton Beach, West Hampton Dunes
Village located partly in the Town of East Hampton: Sag Harbor
Hamlets: Bridgehampton, East Quogue, Flanders, Hampton Bays, Northampton, North Sea, Noyack (Noyac), Quioque (Quiogue), Remsenburg, Riverside, Shinnecock Hills, Speonk, Tuckahoe, Water Mill (Watermill), Westhampton
Hamlet located partly in the Town of Brookhaven: Eastport
Town of Riverhead
Main article: Riverhead (town), New York
Villages: none
Hamlets: Aquebogue, Baiting Hollow, Jamesport, Northville, Riverhead
Hamlets located partly in the Town of Brookhaven: Calverton, Wading River
Town of East Hampton
Main article: East Hampton (town), New York
Villages: East Hampton
Village located partly in the Town of Southampton: Sag Harbor
Hamlets: Amagansett, Montauk, Springs, Wainscott
Town of Shelter Island
Main article: Shelter Island (town), New York
Village: Dering Harbor
Hamlet: Shelter Island Heights
Town of Southold
Main article: Southold (town), New York
Village: Greenport
Hamlets: Cutchogue, East Marion, Fishers Island, Laurel, Mattituck, Orient, New Suffolk, Peconic, Southold
Fire Island

Fire Island National Seashore Map
Fire Island is not a separate town, but its villages are listed here due to its geographical isolation.

Villages in the Town of Islip: Ocean Beach, Saltaire
Hamlets in the Town of Brookhaven: Cherry Grove (a.k.a. Fire Island), Fire Island Pines.
Other communities: Atlantique, Bayberry Dunes, Corneille Estates, Davis Park, Dunewood, Fair Harbor, Kismet, Lonelyville, Long Cove, Ocean Bay Park, Point o’ Woods, Robbins Rest, Seaview, Watch Hill, Water Island, West Fire Island