Active Prefixes in Area Code 631
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 631-342-#### | Central Islip | Landline Numbers | Verizon New York, In... |
| 631-343-#### | Commack | Landline Numbers | Cablevision Lightpat... |
| 631-344-#### | Yaphank | Landline Numbers | Verizon New York, In... |
| 631-345-#### | Yaphank | Landline Numbers | Verizon New York, In... |
| 631-346-#### | Selden | Landline Numbers | Bandwidth.com Clec, ... |
| 631-348-#### | Central Islip | Landline Numbers | Verizon New York, In... |
| 631-349-#### | Stony Brook | Landline Numbers | Aquis Communications... |
| 631-350-#### | Westbury | Landline Numbers | Mcimetro Access Tran... |
| 631-351-#### | Huntington | Landline Numbers | Verizon New York, In... |
| 631-352-#### | Smithtown | Wireless Numbers | Sprint Spectrum L.p.... |
| 631-353-#### | Southampton | Landline Numbers | Bandwidth.com Clec, ... |
| 631-354-#### | Mattituck | Landline Numbers | Level 3 Communicatio... |
| 631-355-#### | Brentwood | Wireless Numbers | Omnipoint Communicat... |
| 631-356-#### | Brentwood | Wireless Numbers | Omnipoint Communicat... |
| 631-357-#### | Brentwood | Landline Numbers | Verizon New York, In... |
| 631-358-#### | Babylon | Wireless Numbers | Cellco Partnership D... |
| 631-359-#### | Wading River | Landline Numbers | Peerless Network Of ... |
| 631-360-#### | Smithtown | Landline Numbers | Verizon New York, In... |
| 631-361-#### | Smithtown | Landline Numbers | Verizon New York, In... |
| 631-363-#### | Patchogue | Landline Numbers | Verizon New York, In... |
| 631-364-#### | Stony Brook | Landline Numbers | Broadview Networks, ... |
| 631-365-#### | Brentwood | Wireless Numbers | Sprint Spectrum L.p.... |
| 631-366-#### | Smithtown | Landline Numbers | Verizon New York, In... |
| 631-367-#### | Cold Spring Harbor | Landline Numbers | Verizon New York, In... |
| 631-368-#### | Commack | Landline Numbers | Verizon New York, In... |
| 631-369-#### | Riverhead | Landline Numbers | Verizon New York, In... |
| 631-370-#### | Farmingdale | Landline Numbers | Teleport Communicati... |
| 631-371-#### | Saint James | Wireless Numbers | Sprint Spectrum L.p.... |
| 631-373-#### | Brentwood | Wireless Numbers | Usa Mobility Wireles... |
| 631-374-#### | Brentwood | Wireless Numbers | New Cingular Wireles... |
Area Code 631 Introduction
| Area Code: | 631 |
| Country: | United States |
| State/Province: | New York - NY |
| Major City: | Huntington |
| Time Zone: | Eastern |
| Average property | $550K |
| Average age | 60 y/o |
| Average assets | $193K |
| Population density | 468.484 sq mi (1,213.37 km2) |
| Population | 8,550,405 |
| About 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 was put into service. Area code 631 was created from a split of area code 516. |
|
| Major cities or places | |
| Brentwood, NY>Centereach, NY>Central Islip, NY>Commack, NY>Copiague, NY>Coram, NY>Deer Park, NY>Dix Hills, NY>East Northport, NY>East Patchogue, NY>Hauppauge, NY>Holbrook, NY>Huntington Station, NY>Islip, NY>Lindenhurst, NY>Medford, NY>Ronkonkoma, NY>Selden, NY>Shirley, NY>Smithtown, NY>West Babylon, NY>West Islip, NY | |