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631
New York (NY)
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200
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400
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900
Cities Covered by
631
Area Code
Amagansett
Amityville
Aquebogue
Babylon
Bay Shore
Bayport
Bellport
Blue Point
Bohemia
Brentwood
Bridgehampton
Brightwaters
Brookhaven
Brooklyn
Calverton
Carle Place
Center Moriches
Centereach
Centerport
Central Islip
Clintondale
Cold Spring Harbor
Commack
Copiague
Coram
Cutchogue
Deer Park
East Hampton
East Islip
East Marion
East Moriches
East Northport
East Quogue
East Setauket
Eastport
Farmingdale
Farmingville
Fishers Island
Freeport
Garden City
Glen Oaks
Great Neck
Great River
Greenlawn
Greenport
Hampton Bays
Hauppauge
Hempstead
Holbrook
Holtsville
Huntington
Huntington Station
Islandia
Islip
Islip Terrace
Jamesport
Kings Park
Lake Grove
Laurel
Levittown
Lindenhurst
Manorville
Massapequa
Mastic
Mastic Beach
Mattituck
Medford
Melville
Merrick
Middle Island
Miller Place
Montauk
Moriches
Mount Sinai
Nesconset
New Suffolk
New York
North Babylon
Northport
Oakdale
Ocean Beach
Old Westbury
Orient
Oyster Bay
Patchogue
Peconic
Port Jefferson
Port Jefferson Station
Quogue
Remsenburg
Ridge
Riverhead
Rocky Point
Ronkonkoma
Roosevelt
Sag Harbor
Sagaponack
Saint James
Sayville
Seaford
Selden
Shelter Island
Shelter Island Heights
Shirley
Shoreham
Smithtown
Sound Beach
South Jamesport
Southampton
Southold
Speonk
Stony Brook
Syosset
Upton
Wading River
Wainscott
Wantagh
Water Mill
West Babylon
West Hempstead
West Islip
West Sayville
Westbury
Westhampton
Westhampton Beach
Woodbury
Wyandanch
Yaphank
Related Area Codes
203
,
212
,
516
,
631
,
646
,
718
,
917
,
914
,
347
,
845