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Area Code 631
New York area code 631 has been in service since 1951. It has 501 landlines and 117 wireless prefixes (exchanges) serviced by 39 carriers. It covers 6 counties, 651 ZIP codes, and 109 cities, including Huntington Station, Bay Shore, Huntington, Lindenhurst, Patchogue, Ronkonkoma, Smithtown, East Hampton, and Brentwood.
- State:
- New York
- Time Zone:
- Eastern (10:57 am)
Area Code (631) has 618 prefixes
| Prefix | County | City | Company/Carrier | Line Type |
|---|---|---|---|---|
| (631) 203- | Suffolk | Bay Shore | Unknown | Landline |
| (631) 204- | Suffolk | Southampton | Verizon New York, Inc. | Landline |
| (631) 205- | Suffolk | Middle Island | Verizon New York, Inc. | Landline |
| (631) 206- | Suffolk | Bay Shore | Verizon New York, Inc. | Landline |
| (631) 207- | Suffolk | Patchogue | Verizon New York, Inc. | Landline |
| (631) 208- | Suffolk | Riverhead | Verizon New York, Inc. | Landline |
| (631) 209- | Suffolk | Rocky Point | Verizon New York, Inc. | Landline |
| (631) 210- | Suffolk | Islip | Broadview Networks, Inc. - Ny | Landline |
| (631) 213- | Queens | Springfield Gardens | Teleport Communications Gro... | Landline |
| (631) 216- | Suffolk | Stony Brook | Verizon New York, Inc. | Landline |
| (631) 217- | Suffolk | East Northport | American Network, Inc. | Landline |
| (631) 218- | Suffolk | Bohemia | Verizon New York, Inc. | Landline |
| (631) 219- | Suffolk | Oakdale | Cellco Partnership Dba Veri... | Cell Phone |
| (631) 220- | Suffolk | Deer Park | Omnipoint Communications, I... | Cell Phone |
| (631) 221- | Nassau | Bellmore | Verizon New York, Inc. | Landline |
| (631) 222- | Suffolk | Melville | Verizon New York, Inc. | Landline |
| (631) 223- | Suffolk | Huntington Station | Xo New York, Inc. | Landline |
| (631) 224- | Suffolk | Islip | Verizon New York, Inc. | Landline |
| (631) 225- | Suffolk | Lindenhurst | Verizon New York, Inc. | Landline |
| (631) 226- | Suffolk | Lindenhurst | Verizon New York, Inc. | Landline |
| (631) 227- | Nassau | Farmingdale | Broadview Networks, Inc. - Ny | Landline |
| (631) 228- | Suffolk | Rocky Point | Xo New York, Inc. | Landline |
| (631) 229- | Suffolk | Amityville | Xo New York, Inc. | Landline |
| (631) 231- | Suffolk | Brentwood | Verizon New York, Inc. | Landline |
| (631) 232- | Suffolk | Central Islip | Verizon New York, Inc. | Landline |
| (631) 233- | Suffolk | Brentwood | Verizon New York, Inc. | Landline |
| (631) 234- | Suffolk | Central Islip | Verizon New York, Inc. | Landline |
| (631) 235- | Suffolk | Hauppauge | Cellco Partnership Dba Veri... | Cell Phone |
| (631) 236- | Suffolk | Brentwood | Broadwing Communications, L... | Landline |
| (631) 237- | Suffolk | Bridgehampton | Cablevision Lightpath, Inc.... | Landline |
| (631) 238- | Suffolk | Montauk | Cablevision Lightpath, Inc.... | Landline |
| (631) 239- | Suffolk | Northport | Teleport Communications Gro... | Landline |
| (631) 240- | Suffolk | Smithtown | Broadwing Communications, L... | Landline |
| (631) 241- | Suffolk | East Hampton | Cellco Partnership Dba Veri... | Cell Phone |
| (631) 242- | Suffolk | Deer Park | Verizon New York, Inc. | Landline |
| (631) 243- | Suffolk | Deer Park | Verizon New York, Inc. | Landline |
| (631) 244- | Suffolk | Bohemia | Verizon New York, Inc. | Landline |
| (631) 245- | Suffolk | Brentwood | New Cingular Wireless Pcs,... | Cell Phone |
| (631) 246- | Suffolk | East Setauket | Verizon New York, Inc. | Landline |
| (631) 247- | Suffolk | Melville | Teleport Communications Gro... | Landline |
| (631) 249- | Nassau | Farmingdale | Verizon New York, Inc. | Landline |
| (631) 251- | Suffolk | Mattituck | Broadwing Communications, L... | Landline |
| (631) 252- | Suffolk | Huntington Station | Cellco Partnership Dba Veri... | Cell Phone |
| (631) 253- | Suffolk | Wyandanch | Verizon New York, Inc. | Landline |
| (631) 254- | Suffolk | Deer Park | Verizon New York, Inc. | Landline |
| (631) 255- | Nassau | Wantagh | New Cingular Wireless Pcs,... | Cell Phone |
| (631) 256- | Suffolk | Bohemia | Teleport Communications Gro... | Landline |
| (631) 258- | Suffolk | Montauk | Cellco Partnership Dba Veri... | Cell Phone |
| (631) 259- | Suffolk | Southampton | Verizon New York, Inc. | Landline |
| (631) 261- | Suffolk | Northport | Verizon New York, Inc. | Landline |
| (631) 262- | Suffolk | Northport | Verizon New York, Inc. | Landline |
| (631) 263- | Suffolk | Hauppauge | Verizon New York, Inc. | Landline |
| (631) 264- | Suffolk | Amityville | Verizon New York, Inc. | Landline |
| (631) 265- | Suffolk | Smithtown | Verizon New York, Inc. | Landline |
| (631) 266- | Suffolk | East Northport | Verizon New York, Inc. | Landline |
| (631) 267- | Suffolk | Amagansett | Verizon New York, Inc. | Landline |
| (631) 269- | Suffolk | Kings Park | Verizon New York, Inc. | Landline |
| (631) 270- | Nassau | Farmingdale | Xo New York, Inc. | Landline |
| (631) 271- | Suffolk | Huntington Station | Verizon New York, Inc. | Landline |
| (631) 272- | Suffolk | Central Islip | Verizon New York, Inc. | Landline |
| (631) 273- | Suffolk | Brentwood | Verizon New York, Inc. | Landline |
| (631) 274- | Suffolk | Deer Park | Verizon New York, Inc. | Landline |
| (631) 275- | Suffolk | Centereach | Sprint Spectrum L.p. | Cell Phone |
| (631) 276- | Suffolk | East Hampton | Sprint Spectrum L.p. | Cell Phone |
| (631) 277- | Suffolk | Islip | Verizon New York, Inc. | Landline |
| (631) 278- | Suffolk | Bay Shore | Nextel Communications, Inc. | Cell Phone |
| (631) 279- | Suffolk | Bohemia | Usa Mobility Wireless, Inc. | Cell Phone |
| (631) 280- | Suffolk | Huntington Station | Usa Mobility Wireless, Inc. | Cell Phone |
| (631) 281- | Suffolk | Shirley | Verizon New York, Inc. | Landline |
| (631) 282- | Suffolk | Middle Island | Verizon New York, Inc. | Landline |
| (631) 283- | Suffolk | Southampton | Verizon New York, Inc. | Landline |
| (631) 284- | Suffolk | Riverhead | Verizon New York, Inc. | Landline |
| (631) 285- | Suffolk | Ronkonkoma | Verizon New York, Inc. | Landline |
| (631) 286- | Suffolk | Bellport | Verizon New York, Inc. | Landline |
| (631) 287- | Suffolk | Southampton | Verizon New York, Inc. | Landline |
| (631) 288- | Suffolk | Westhampton Beach | Verizon New York, Inc. | Landline |
| (631) 289- | Suffolk | Patchogue | Verizon New York, Inc. | Landline |
| (631) 291- | Suffolk | Brentwood | Nextel Communications, Inc. | Cell Phone |
| (631) 292- | Suffolk | Kings Park | Level 3 Communications, Llc... | Landline |
| (631) 293- | Nassau | Farmingdale | Verizon New York, Inc. | Landline |
| (631) 294- | Suffolk | Shirley | Sprint Spectrum L.p. | Cell Phone |
| (631) 295- | Suffolk | Greenport | Global Crossing Local Servi... | Landline |
| (631) 297- | Suffolk | Central Islip | Paetec Communications, Inc.... | Landline |
| (631) 298- | Suffolk | Mattituck | Verizon New York, Inc. | Landline |
| (631) 299- | Suffolk | Central Islip | Broadview Networks, Inc. - Ny | Landline |
| (631) 300- | Suffolk | Brentwood | Verizon New York, Inc. | Landline |
| (631) 302- | Suffolk | Sayville | Xo New York, Inc. | Landline |
| (631) 306- | Nassau | Farmingdale | Global Crossing Local Servi... | Landline |
| (631) 312- | Suffolk | Miller Place | Teleport Communications Gro... | Landline |
| (631) 315- | Suffolk | Water Mill | Cablevision Lightpath, Inc.... | Landline |
| (631) 316- | Suffolk | Lindenhurst | Cellco Partnership Dba Veri... | Cell Phone |
| (631) 318- | Gwinnett | Lawrenceville | Mcimetro Access Transmissio... | Landline |
| (631) 319- | Suffolk | Bohemia | Verizon New York, Inc. | Landline |
| (631) 320- | Suffolk | Coram | Cablevision Lightpath, Inc.... | Landline |
| (631) 321- | Suffolk | West Babylon | Verizon New York, Inc. | Landline |
| (631) 323- | Suffolk | Orient | Verizon New York, Inc. | Landline |
| (631) 324- | Suffolk | East Hampton | Verizon New York, Inc. | Landline |
| (631) 325- | Suffolk | Eastport | Verizon New York, Inc. | Landline |
| (631) 326- | Suffolk | Commack | Xo New York, Inc. | Landline |
| (631) 327- | Suffolk | West Babylon | New Cingular Wireless Pcs,... | Cell Phone |
