631 Area Code Information

State: NY

Largest City in Area: BAY SHORE

Where is Area Code 631? Area code (631) is in the state of NY. The PeopleSearchNow database has 3,608,803 records on file with a phone number in the area code of (631). Below, are the major cities in the area code (631).

Major Cities in 631

  • BAY SHORE, NY (294,778)
  • RONKONKOMA, NY (225,709)
  • BRENTWOOD, NY (222,659)
  • NEW YORK, NY (208,168)
  • LINDENHURST, NY (199,949)
  • WEST BABYLON, NY (199,118)
  • HUNTINGTON, NY (185,940)
  • SMITHTOWN, NY (176,089)
  • HUNTINGTON STATION, NY (171,755)
  • BROOKLYN, NY (169,461)

Zip Codes in 631

  • 11701
  • 11704
  • 11706
  • 11717
  • 11720
  • 11722
  • 11725
  • 11727
  • 11729
  • 11731
  • 11741
  • 11743
  • 11746
  • 11746
  • 11757
  • 11763
  • 11772
  • 11779
  • 11784
  • 11787