ZIP Code boundaries are USPS-aligned polygon approximations from U.S. Census TIGER/Line data.

Suffolk County, New York ZIP Code Map and Listings

Overview of Suffolk County ZIP Codes

Suffolk County, NY, located on Eastern Long Island, features a diverse ZIP Code system covering urban centers, suburban communities, and the rural "East End." The county includes 124 total ZIP Codes, comprised of standard residential delivery areas, dedicated PO Box facilities, and unique institutional codes.

Total ZIP Codes: 124
Standard residential ZIP Codes: 106
PO Box ZIP Codes: 14
Unique / business ZIP Codes: 4 (e.g., Brookhaven National Lab)
Census ZIP Code Tabulation Areas (ZCTAs): 106

ZIP Code Range in Suffolk County

Suffolk County ZIP Codes fall primarily within two prefixes: 117xx (Western Suffolk) and 119xx (Eastern Suffolk).

Lowest ZIP Code: 11701 (Amityville)*
Highest ZIP Code: 11980 (Yaphank)
Overall ZIP range: 11701–11980

*Note: Fishers Island uses the Connecticut code 06390, and the IRS Service Center in Holtsville uses the unique code 00501. These are outliers to the standard range.

Cities, Towns, and Communities Covered by Suffolk County ZIP Codes

Suffolk County ZIP Codes serve 10 towns and numerous incorporated villages and hamlets.

Western Suffolk (117xx Series)

Babylon, Huntington, Islip, Smithtown
Amityville, Copiague, Lindenhurst
Commack, Dix Hills, Melville
Brentwood, Central Islip, Bay Shore

Eastern Suffolk (119xx Series)

Brookhaven, Riverhead, Southold, Southampton, East Hampton
The Hamptons (Westhampton, Bridgehampton, Sag Harbor)
Montauk, Greenport, Shelter Island
Manorville, Ridge, Yaphank

The division between the 117xx and 119xx prefixes generally separates the suburban western half from the rural/resort eastern half of the county.

ZIP Code Population Patterns

Population density in Suffolk County ZIP Codes varies drastically from the dense suburban west to the preserved pine barrens and farmlands of the east.

Most populated ZIP Code areas: Brentwood's 11717 is the most populous, exceeding 62,000 residents, followed by Huntington Station (11746) and West Babylon (11704).
Least populated ZIP Codes: Fire Island communities (11770, 11706) and the high-wealth enclave of Sagaponack (11962) have the lowest year-round populations.

Suffolk County has a population exceeding 1.5 million residents, making it the fourth-most populous county in New York State.

Key ZIP Code Statistics (Summary)

Category	Value
Total ZIP Codes	124
Standard ZIP Codes	106
PO Box ZIP Codes	14
Unique / Business ZIP Codes	4
ZIP Code Range	11701–11980
Census ZCTAs	106
Highest Life Expectancy (by ZCTA)	92.9 years (11964 - Shelter Island)
Highest Crime Rate Index	11901 (Riverhead)*

*Note: 11901 reports the highest total volume of incidents; however, pockets of 11798 (Wyandanch) and 11717 (Brentwood) often report higher violent crime rates per capita.

Suffolk ZIP Code Directory

11701 (Amityville)* 11980 (Yaphank) 11701–11980 *Note: Fishers Island uses the Connecticut code 06390, and the IRS Service Center in Holtsville uses the unique code 00501. These are outliers to the standard range. 14 PO Box-only ZIP Codes (e.g., 11953 in Middle Island) Concentrated in town centers like Riverhead (11901) and Patchogue (11772) Fire Island communities (11770, 11706) and the high-wealth enclave of Sagaponack (11962) have the lowest year-round populations. 92.9 years (11964 - Shelter Island) 11901 (Riverhead)* *Note: 11901 reports the highest total volume of incidents; however, pockets of 11798 (Wyandanch) and 11717 (Brentwood) often report higher violent crime rates per capita. Amagansett 11930 Amagansett 11937 Amityville 11701 Aquebogue 11901 Aquebogue 11931 Asharoken 11768 Babylon 11702 Babylon 11704 Baiting Hollow 11901 Baiting Hollow 11933 Bay Shore 11706 Bayport 11705 Bayport 11715 Bayport 11772 Baywood 11706 Baywood 11729 Belle Terre 11777 Bellport 11713 Blue Point 11715 Blue Point 11772 Bohemia 11716 Bohemia 11741 Brentwood 11717 Brentwood 11788 Bridgehampton 11932 Bridgehampton 11962 Bridgehampton 11963 Bridgehampton 11976 Brightwaters 11706 Brightwaters 11718 Brookhaven 11713 Brookhaven 11719 Calverton 11901 Calverton 11933 Calverton 11949 Center Moriches 11934 Center Moriches 11955 Centereach 11720 Centereach 11776 Centereach 11779 Centereach 11784 Centerport 11721 Centerport 11768 Central Islip 11722 Central Islip 11752 Cold Spring Harbor 11724 Cold Spring Harbor 11743 Commack 11725 Commack 11731 Commack 11754 Commack 11787 Commack 11788 Copiague 11701 Copiague 11726 Copiague 11757 Coram 11727 Coram 11738 Coram 11763 Coram 11766 Coram 11776 Coram 11784 Coram 11953 Cutchogue 11935 Cutchogue 11952 Deer Park 11703 Deer Park 11729 Deer Park 11746 Dering Harbor 11964 Dering Harbor 11965 Dix Hills 11729 Dix Hills 11731 Dix Hills 11743 Dix Hills 11746 Dix Hills 11747 East Farmingdale 11735 East Farmingdale 11757 East Hampton 11937 East Hampton 11975 East Hampton North 11930 East Hampton North 11937 East Islip 11730 East Marion 11939 East Moriches 11934 East Moriches 11940 East Northport 11731 East Northport 11740 East Northport 11768 East Patchogue 11713 East Patchogue 11772 East Quogue 11901 East Quogue 11942 East Quogue 11946 East Quogue 11959 East Shoreham 11786 East Shoreham 11792 East Shoreham 11961 Eastport 11933 Eastport 11940 Eastport 11941 Eastport 11972 Eatons Neck 11768 Elwood 11731 Elwood 11740 Elwood 11743 Farmingville 11738 Farmingville 11779 Farmingville 11784 Fire Island 11702 Fire Island 11706 Fire Island 11770 Fire Island 11772 Fire Island 11782 Fire Island 11951 Fire Island 11978 Flanders 11901 Flanders 11946 Fort Salonga 11754 Fort Salonga 11768 Gilgo 11702 Gordon Heights 11727 Gordon Heights 11763 Gordon Heights 11953 Great River 11730 Great River 11739 Great River 11769 Greenlawn 11721 Greenlawn 11740 Greenlawn 11743 Greenport 11944 Greenport West 11944 Greenport West 11971 Halesite 11743 Hampton Bays 11901 Hampton Bays 11946 Hauppauge 11787 Hauppauge 11788 Head of the Harbor 11780 Head of the Harbor 11790 Holbrook 11741 Holbrook 11779 Holtsville 11738 Holtsville 11741 Holtsville 11742 Holtsville 11763 Holtsville 11772 Holtsville 11779 Huntington 11721 Huntington 11724 Huntington 11740 Huntington 11743 Huntington Bay 11743 Huntington Bay 11768 Huntington Station 11743 Huntington Station 11746 Islandia 11749 Islandia 11779 Islandia 11788 Islip 11706 Islip 11722 Islip 11751 Islip Terrace 11752 Jamesport 11901 Jamesport 11947 Jamesport 11948 Jamesport 11970 Kings Park 11754 Lake Grove 11755 Lake Ronkonkoma 11720 Lake Ronkonkoma 11755 Lake Ronkonkoma 11767 Lake Ronkonkoma 11779 Laurel 11948 Laurel 11952 Lindenhurst 11757 Lloyd Harbor 11724 Lloyd Harbor 11743 Manorville 11949 Manorville 11955 Manorville 11967 Mastic 11949 Mastic 11950 Mastic 11967 Mastic Beach 11934 Mastic Beach 11950 Mastic Beach 11951 Mastic Beach 11967 Mattituck 11935 Mattituck 11952 Medford 11738 Medford 11763 Medford 11772 Melville 11746 Melville 11747 Middle Island 11763 Middle Island 11953 Miller Place 11764 Miller Place 11766 Miller Place 11953 Montauk 11954 Moriches 11934 Moriches 11951 Moriches 11955 Mount Sinai 11766 Mount Sinai 11776 Mount Sinai 11777 Napeague 11930 Napeague 11954 Nesconset 11767 Nesconset 11780 Nesconset 11787 New Suffolk 11956 Nissequogue 11780 North Amityville 11701 North Amityville 11726 North Babylon 11702 North Babylon 11703 North Babylon 11704 North Bay Shore 11706 North Bellport 11713 North Bellport 11719 North Bellport 11763 North Bellport 11772 North Bellport 11980 North Great River 11752 North Haven 11963 North Lindenhurst 11701 North Lindenhurst 11757 North Patchogue 11772 North Sea 11968 North Sea 11976 Northampton 11901 Northport 11768 Northville 11901 Northville 11947 Northwest Harbor 11937 Noyack 11963 Noyack 11968 Oak Beach-Captree 11702 Oakdale 11769 Ocean Beach 11770 Old Field 11733 Orient 11957 Patchogue 11772 Peconic 11958 Peconic 11971 Poquott 11733 Port Jefferson 11777 Port Jefferson Station 11733 Port Jefferson Station 11766 Port Jefferson Station 11776 Port Jefferson Station 11777 Quiogue 11978 Quogue 11942 Quogue 11959 Quogue 11978 Remsenburg-Speonk 11941 Remsenburg-Speonk 11960 Remsenburg-Speonk 11972 Remsenburg-Speonk 11977 Ridge 11786 Ridge 11792 Ridge 11961 Riverhead 11901 Riverside 11901 Rocky Point 11764 Rocky Point 11778 Rocky Point 11789 Rocky Point 11961 Ronkonkoma 11767 Ronkonkoma 11779 Sag Harbor 11963 Sagaponack 11932 Sagaponack 11962 Saltaire 11706 Sayville 11716 Sayville 11769 Sayville 11782 Sayville 11796 Selden 11720 Selden 11738 Selden 11776 Selden 11784 Setauket-East Setauket 11733 Setauket-East Setauket 11776 Setauket-East Setauket 11777 Setauket-East Setauket 11790 Shelter Island 11964 Shelter Island 11965 Shelter Island Heights 11964 Shelter Island Heights 11965 Shinnecock Hills 11946 Shinnecock Hills 11968 Shirley 11950 Shirley 11951 Shirley 11967 Shoreham 11778 Shoreham 11786 Smithtown 11725 Smithtown 11754 Smithtown 11780 Smithtown 11787 Sound Beach 11789 South Huntington 11746 Southampton 11968 Southold 11944 Southold 11958 Southold 11971 Springs 11937 St. James 11755 St. James 11780 St. James 11787 Stony Brook 11733 Stony Brook 11780 Stony Brook 11790 Stony Brook University 11733 Stony Brook University 11790 Stony Brook University 11794 Terryville 11720 Terryville 11776 Tuckahoe 11968 Village of the Branch 11787 Wading River 11792 Wading River 11933 Wainscott 11937 Wainscott 11975 Water Mill 11968 Water Mill 11976 West Babylon 11702 West Babylon 11704 West Babylon 11757 West Babylon 11798 West Bay Shore 11706 West Hampton Dunes 11978 West Hills 11743 West Hills 11746 West Hills 11747 West Islip 11706 West Islip 11795 West Sayville 11769 West Sayville 11796 Westhampton 11972 Westhampton 11977 Westhampton 11978 Westhampton Beach 11978 Wheatley Heights 11746 Wheatley Heights 11798 Wyandanch 11704 Wyandanch 11729 Wyandanch 11798 Yaphank 11719 Yaphank 11763 Yaphank 11953 Yaphank 11980 11701 11702 11706 11721 11724 11726 11730 11733 11743 11751 11754 11757 11764 11766 11768 11772 11777 11778 11780 11786 11789 11792 11901 11930 11932 11933 11935 11937 11939 11942 11944 11946 11949 11950 11951 11952 11954 11956 11957 11958 11962 11963 11964 11965 11967 11968 11971 11973 11975 11976

Suffolk Post Offices

Post office facilities:98 USPS post offices, stations, and branches throughout the county

Note: ZIP Code boundaries are approximations for mapping purposes. Always verify a specific address via the USPS ZIP Code Lookup or NYC Open Data / NYS GIS Clearinghouse. If a boundary on this map and an official record conflict, the official record governs.