Suffolk County, MA Zip Codes
138 zip codes across 116 cities in Suffolk County, MA
About Suffolk County
Suffolk County, Massachusetts (MA) contains 138 unique zip codes spanning 116 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 Suffolk County.
Cities in Suffolk County
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All Zip Codes in Suffolk County, MA
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Frequently Asked Questions
How many zip codes are in Suffolk County, MA?
Suffolk County, MA has 138 zip codes across 116 cities.
What cities are in Suffolk County?
Cities in Suffolk County include , Amagansett, Amityville, Babylon, Bay Shore, Bayport, Bellport, Blue Point, Bohemia, Boston, Brentwood, Bridgehampton, Brighton, Brightwaters, Brookhaven, Calverton, Cambridge, Center Moriches, Centereach, Centerport, Central Islip, Charlestown, Chelsea, Cold Spring Harbor, Commack, Copiague, Coram, Cutchogue, Deer Park, Dorchester, Dorchester Center, East Hampton, East Islip, East Marion, East Moriches, East Northport, East Quogue, East Setauket, Eastport, Farmingville, Fishers Island, Greenlawn, Greenport, Hampton Bays, Hauppauge, Holbrook, Huntington, Huntington Station, Hyde Park, Islip, Islip Terrace, Jamaica Plain, Jamesport, Kings Park, Lake Grove, Lindenhurst, Manorville, Mastic, Mastic Beach, Mattapan, Mattituck, Medford, Middle Island, Miller Place, Montauk, Moriches, Mount Sinai, Nesconset, New Suffolk, North Babylon, Northport, Oakdale, Ocean Beach, Patchogue, Peconic, Port Jefferson, Port Jefferson Station, Quogue, Remsenburg, Revere, Ridge, Riverhead, Rocky Point, Ronkonkoma, Roslindale, Roxbury, Roxbury Crossing, Sag Harbor, Sagaponack, Saint James, Sayville, Selden, Shelter Island, Shelter Island Heights, Shirley, Shoreham, Smithtown, South Boston, South Jamesport, Southampton, Southold, Speonk, Stony Brook, Wading River, Wainscott, Water Mill, West Babylon, West Islip, West Roxbury, West Sayville, Westhampton, Westhampton Beach, Wyandanch, Yaphank, Zcta 022hh, Zcta 119hh.
What state is Suffolk County in?
Suffolk County is located in Massachusetts (MA).
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.