Area Code 631

The 631 Area Code (or Area Code 631) is located in the state of NY. Area Code 631 is one of the 269 3-digit telephone area codes in the USA. It covers roughly 1.63 million unique phone numbers and 5.59 million individuals near the city of Bayport

Area Code 631 History

Area code 631 was put into service. Area code 631 was created from a split of area code 516.

Following cities also use area code 631:

Amityville, Babylon, Bay Shore, Bayport, Bellport, Brentwood, Briar Park, Brightwaters, Central Islip, Cold Spring Harbor, Commack, Ctr Moriches, Deer Park, E Hampton, East Hampton, East Islip, East Setauket, Eastport, Farmingdale, Garden City, Greenport, Hampton Bays, Hicksville, Huntington, Islip, Kings Park, Laurel, Lindenhurst, Massapequa Park, Mastic, Mattituck, Montauk, Moriches, Northport, Orient, Patchogue, Peconic, Port Jefferson, Riverhead, Ronkonkoma, Sag Harbor, Sayville, Selden, Shelter Island, Shoreham, Smithtown, Southampton, Southold, St James, Stony Brook, Wading River, Wantagh, Water Mill, West Sayville, Westbury, Westhampton Beach, Woodbury, Wyandanch, Yaphank.

ZIP codes in Area Code 631: