Area
Code | Prefix | City/Switch Name
(Click for city search) | State/Prov.
Area Map | Telephone Company
Web link | Telco
Type | More
Info |
|---|
| 201 | 336 | HACKENSACK | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 202 | 336 | WSHNGTNZN1 | District of Columbia | VERIZON WASHINGTON, DC INC. | RBOC | More |
| 203 | 336 | BRIDGEPORT | Connecticut | SOUTHERN NEW ENGLAND TELEPHONE CO. | IND. TELCO | More |
| 204 | 336 | WINNIPEG | Manitoba | MTS Inc. | IND. TELCO | More |
| 205 | 336 | EUTAW | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 206 | 336 | SEATTLE | Washington | MCI WORLDCOM COMMUNICATIONS, INC. - WA | CLEC | More |
| 207 | 336 | BUCKFIELD | Maine | OXFORD COUNTY TELEPHONE & TELEGRAPH CO. | IND. TELCO | More |
| 208 | 336 | BOISE | Idaho | QWEST CORPORATION | RBOC | More |
| 209 | 336 | YOSEMITE | California | O1 COMMUNICATIONS, INC. - CA | CLEC | More |
| 210 | 336 | SANANTONIO | Texas | SPRINT SPECTRUM L.P. | PCS | More |
| 212 | 336 | NWYRCYZN01 | New York | TELEPORT COMMUNICATIONS GROUP - NY | CAP | More |
| 213 | 336 | LOS ANGELES | California | TELCENTRIS COMMUNICATIONS, LLC - CA | | More |
| 214 | 336 | GRANDPRARI | Texas | SPRINT SPECTRUM L.P. | PCS | More |
| 215 | 336 | PHLDLPHZN1 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 216 | 336 | CLEVELAND | Ohio | CHOICE ONE COMMUNICATIONS, INC. - OH | | More |
| 217 | 336 | BAYLIS | Illinois | FRONTIER NORTH, INC. - IL | IND. TELCO | More |
| 218 | 336 | DULUTH | Minnesota | ENVENTIS TELECOM, INC. - MN | CLEC | More |
| 219 | 336 | MICHIGANCY | Indiana | BROADVOX-CLEC, LLC - IN | | More |
| 224 | 336 | NORTHBROOK | Illinois | SPRINT SPECTRUM L.P. | PCS | More |
| 225 | 336 | BATONROUGE | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 226 | 336 | Kitchener-Waterloo | Ontario | Fibernetics Corporation | | More |
| 229 | 336 | CAMILLA | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 231 | 336 | LUDINGTON | Michigan | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 239 | 336 | FORT MYERS | Florida | EMBARQ FLORIDA, INC. DBA CENTURYLINK | IND. TELCO | More |
| 240 | 336 | WSHNGTNZN2 | Maryland | CORE COMMUNICATIONS, INC. - MD | CLEC | More |
| 248 | 336 | ROYAL OAK | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 250 | 336 | CUMBERLAND | British Columbia | TELUS | IND. TELCO | More |
| 252 | 336 | SHILOH | North Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 253 | 336 | DES MOINES | Washington | LEVEL 3 COMMUNICATIONS, LLC - WA | CLEC | More |
| 254 | 336 | KILLEEN | Texas | CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK | IND. TELCO | More |
| 256 | 336 | ATHENS | Alabama | CENTURYTEL ACQ LLC DBA CENTURYLINK ACQUISITION-AL | CAP | More |
| 260 | 336 | LAGRANGE | Indiana | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 262 | 336 | WAUKESHA | Wisconsin | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | WIRELESS PROV | More |
| 267 | 336 | PHLDLPHZN3 | Pennsylvania | BROADWING COMMUNICATIONS, LLC - PA | CLEC | More |
| 269 | 336 | SAWYER | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 270 | 336 | BRADFODSVL | Kentucky | SBC INTERNET SERVICES, INC. | | More |
| 276 | 336 | MARTINSVL | Virginia | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 281 | 336 | KEMAH | Texas | GTE-SW DBA VERIZON SW INC.-TX (CONTEL) | IND. TELCO | More |
| 289 | 336 | Grimsby | Ontario | Distributel | | More |
| 301 | 336 | WSHNGTNZN5 | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 302 | 336 | DOVER | Delaware | NETCARRIER TELECOM, INC. - DE | | More |
| 303 | 336 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 336 | WHELNGZON2 | West Virginia | FRONTIER WEST VIRGINIA INC. | RBOC | More |
| 305 | 336 | NORTH DADE | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 306 | 336 | LIPTON | Saskatchewan | SaskTel | IND. TELCO | More |
| 308 | 336 | FARWELL | Nebraska | QWEST CORPORATION | RBOC | More |
| 309 | 336 | BLOOMINGTN | Illinois | SPRINT SPECTRUM L.P. | PCS | More |
| 310 | 336 | EL SEGUNDO | California | PACIFIC BELL | RBOC | More |
| 312 | 336 | CHICGOZN01 | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 313 | 336 | DETROITZN6 | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 314 | 336 | CREVECOEUR | Missouri | WINDSTREAM NUVOX MISSOURI INC. - MO | CLEC | More |
| 315 | 336 | ROME | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 316 | 336 | TOWANDA | Kansas | SPRINT SPECTRUM L.P. | PCS | More |
| 317 | 336 | MCCORDSVL | Indiana | HANCOCK RURAL TELEPHONE CORP. DBA NINESTAR CONNECT | IND. TELCO | More |
| 318 | 336 | VIDALIA | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 319 | 336 | HILLS | Iowa | MCC TELEPHONY OF IOWA, LLC - IA | | More |
| 320 | 336 | HINCKLEY | Minnesota | SPRINT SPECTRUM L.P. | PCS | More |
| 321 | 336 | COCOABEACH | Florida | TERRA NOVA TELECOM, INC. - FL | | More |
| 323 | 336 | LSAN DA 09 | California | MCI WORLDCOM COMMUNICATIONS, INC., CA | CLEC | More |
| 330 | 336 | WADSWORTH | Ohio | FRONTIER NORTH, INC. - OH | IND. TELCO | More |
| 334 | 336 | SLOCOMB | Alabama | QWEST COMMUNICATIONS COMPANY, LLC | CLEC | More |
| 337 | 336 | VL PLATTE | Louisiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA | WIRELESS PROV | More |
| 347 | 336 | NEW YORK CITY ZONE | New York | METRO PCS, INC. | | More |
| 352 | 336 | GAINESVL | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 360 | 336 | MT VERNON | Washington | FRONTIER COMMUNICATIONS NORTHWEST INC. - WA | IND. TELCO | More |
| 361 | 336 | BRUNI | Texas | IONEX COMMUNICATIONS SOUTH, INC. - TX | CLEC | More |
| 385 | 336 | SALT LAKE CITY | Utah | VERACITY COMMUNICATIONS, INC. - UT | | More |
| 386 | 336 | PALATKA | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 401 | 336 | GREENWICH | Rhode Island | TELEPORT COMMUNICATIONS GROUP - RI | CAP | More |
| 402 | 336 | O NEILL | Nebraska | QWEST CORPORATION | RBOC | More |
| 403 | 336 | VIKING | Alberta | TELUS Mobility | WIRELESS PROV | More |
| 404 | 336 | ATLANTA | Georgia | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 405 | 336 | WELEETKA | Oklahoma | INVENTIVE TECHNOLOGY, LTD. - OK | | More |
| 406 | 336 | NOCUT BANK | Montana | NORTHERN TELEPHONE COOPERATIVE, INC. | IND. TELCO | More |
| 407 | 336 | WINTERPARK | Florida | ABC PAGING CITY BEEPERS, INC. | WIRELESS PROV | More |
| 408 | 336 | SUNNYVALE | California | PACIFIC BELL | RBOC | More |
| 409 | 336 | LIBERTY | Texas | SOUTHWESTERN BELL - TX | RBOC | More |
| 410 | 336 | BALTIMORE | Maryland | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 412 | 336 | PTTSBGZON4 | Pennsylvania | GLOBAL CROSSING LOCAL SERVICES, INC.-PA | CLEC | More |
| 413 | 336 | AMHRSTFKLN | Massachusetts | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 414 | 336 | MILWAUKZN1 | Wisconsin | AMERITECH WISCONSIN | RBOC | More |
| 415 | 336 | SNFC CNTRL | California | SPRINT SPECTRUM L.P. | PCS | More |
| 416 | 336 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
| 417 | 336 | BRANSON | Missouri | CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK | | More |
| 418 | 336 | LAC AUX SABLES | Quebec | TELUS Quebec | IND. TELCO | More |
| 419 | 336 | NORTH STAR | Ohio | FRONTIER NORTH, INC. - OH | IND. TELCO | More |
| 423 | 336 | CHARLESTON | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 424 | 336 | HAWTHORNE | California | CF COMMUNICATIONS, LLC DBA TELEKENEX - CA | GENERAL | More |
| 425 | 336 | RENTON | Washington | LEVEL 3 COMMUNICATIONS, LLC - WA | CLEC | More |
| 432 | 336 | FTSTOCKTON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 434 | 336 | EMPORIA | Virginia | VERIZON SOUTH INC.-VA (CONTEL) | IND. TELCO | More |
| 435 | 336 | COALVILLE | Utah | ALL WEST COMMUNICATIONS, INC. - UTAH | IND. TELCO | More |
| 440 | 336 | WILLOUGHBY | Ohio | SPRINT SPECTRUM L.P. | PCS | More |
| 443 | 336 | ANNAPOLIS | Maryland | SPRINT SPECTRUM L.P. | PCS | More |
| 450 | 336 | St-Sauveur | Quebec | Videotron General Partnership | CLEC | More |
| 469 | 336 | MIDLOTHIAN | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 470 | 336 | ATLANTA NE | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 478 | 336 | MACON | Georgia | 365 WIRELESS, LLC | | More |
| 479 | 336 | LONDON | Arkansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 480 | 336 | PHOENIX | Arizona | XO ARIZONA, INC. | CLEC | More |
| 484 | 336 | READING | Pennsylvania | CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - PA | CLEC | More |
| 501 | 336 | CONWAY | Arkansas | SOUTHWESTERN BELL | RBOC | More |
| 502 | 336 | LOUISVILLE | Kentucky | AMERICAN MESSAGING (AM), INC. | | More |
| 503 | 336 | BEAVERTON | Oregon | COMCAST PHONE OF OREGON, LLC - OR | GENERAL | More |
| 504 | 336 | HOUMA | Louisiana | SPRINT SPECTRUM L.P. | PCS | More |
| 505 | 336 | ALTO | New Mexico | BANDWIDTH.COM CLEC, LLC - NM | | More |
| 506 | 336 | SHIPPEGAN | New Brunswick | Aliant Telecom(NB) | IND. TELCO | More |
| 507 | 336 | MILROY | Minnesota | MINNESOTA VALLEY TELEPHONE CO., INC. | IND. TELCO | More |
| 508 | 336 | SEEKONK | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 509 | 336 | PULLMAN | Washington | FRONTIER COMMUNICATIONS NORTHWEST INC. - WA | IND. TELCO | More |
| 510 | 336 | OKLD FRTVL | California | PACIFIC BELL | RBOC | More |
| 512 | 336 | AUSTIN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 513 | 336 | MASON | Ohio | UNITED TEL. CO. OF OHIO - CENTURYLINK | IND. TELCO | More |
| 514 | 336 | MONTREAL | Quebec | Bell Canada | IND. TELCO | More |
| 515 | 336 | OGDEN | Iowa | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | WIRELESS PROV | More |
| 516 | 336 | NASSAUZN08 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 517 | 336 | LANSING | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 518 | 336 | CASTLETON | New York | TELEPORT COMMUNICATIONS GROUP - NY | CAP | More |
| 519 | 336 | SARNIA | Ontario | Bell Canada | IND. TELCO | More |
| 520 | 336 | YUMA | Arizona | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 530 | 336 | | California | CITIZENS TELECOM CA. DBA FRONTIER COM OF CA | IND. TELCO | More |
| 540 | 336 | WINCHESTER | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
| 541 | 336 | TOLEDO | Oregon | QWEST CORPORATION | RBOC | More |
| 559 | 336 | MIRANTPHST | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 561 | 336 | PORT ST. LUCIE | Florida | ASTRO TEL, INC. - FL | | More |
| 562 | 336 | LAKEWOOD-ICG | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 563 | 336 | DAVENPORT | Iowa | QWEST CORPORATION | RBOC | More |
| 567 | 336 | PERRYSBURG | Ohio | AMERITECH OHIO | RBOC | More |
| 570 | 336 | BLOOMSBURG | Pennsylvania | SPRINT SPECTRUM L.P. | PCS | More |
| 571 | 336 | ENGLESIDE | Virginia | DSLNET COMMUNICATIONS VA, INC. - VA | | More |
| 573 | 336 | ST ROBERT | Missouri | EMBARQ MISSOURI, INC. - MO DBA CENTURYLINK | IND. TELCO | More |
| 575 | 336 | ALTO | New Mexico | VALOR TELECOM TX,LP-NM #2 DBA WINDSTREAM COMM SW | | More |
| 580 | 336 | PERRY | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 585 | 336 | ROCHESTER | New York | FRONTIER TELEPHONE OF ROCHESTER INC | IND. TELCO | More |
| 586 | 336 | ROMEO | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 587 | 336 | Edmonton | Alberta | Bell Mobility | WIRELESS PROV | More |
| 601 | 336 | HATTIESBG | Mississippi | LEVEL 3 COMMUNICATIONS, LLC - MS | | More |
| 602 | 336 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 603 | 336 | HINSDALE | New Hampshire | NO NEW ENGLAND TEL OP DBA FAIRPOINT COMM - NH | RBOC | More |
| 604 | 336 | Vancouver | British Columbia | Shaw Telecom Inc. | | More |
| 605 | 336 | SIOUX FLS | South Dakota | QWEST CORPORATION | RBOC | More |
| 606 | 336 | OWINGSVL | Kentucky | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 607 | 336 | NORWICH | New York | CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY | IND. TELCO | More |
| 608 | 336 | MADISON | Wisconsin | UTELCO, INC. | IND. TELCO | More |
| 609 | 336 | HIGHTSTOWN | New Jersey | CABLEVISION LIGHTPATH, INC. - NJ | CLEC | More |
| 610 | 336 | ALLENTOWN | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 612 | 336 | TWINCITIES | Minnesota | QWEST CORPORATION | RBOC | More |
| 613 | 336 | NORTHBROOK | Ontario | Bell Canada | IND. TELCO | More |
| 614 | 336 | DUBLIN | Ohio | AMERITECH OHIO | RBOC | More |
| 615 | 336 | NASHVILLE | Tennessee | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 616 | 336 | GRAND RPDS | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 617 | 336 | CHELSEA | Massachusetts | PAETEC COMMUNICATIONS, INC. | CLEC | More |
| 618 | 336 | RICE | Illinois | EGYPTIAN TELEPHONE COOPERATIVE ASSOCIATION | IND. TELCO | More |
| 619 | 336 | NATIONALCY | California | PACIFIC BELL | RBOC | More |
| 620 | 336 | CHERRYVALE | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 623 | 336 | PHOENIX | Arizona | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 626 | 336 | LA PUENTE | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 630 | 336 | ROSELLE | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 631 | 336 | BRENTWOOD | New York | METRO PCS, INC. | | More |
| 636 | 336 | HARVESTER | Missouri | MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- MO | CLEC | More |
| 641 | 336 | CLEARFIELD | Iowa | WINDSTREAM IOWA COMMUNICATIONS, INC. | | More |
| 646 | 336 | NYCZ 1 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 650 | 336 | MOUNTAIN VIEW | California | PACIFIC BELL | RBOC | More |
| 651 | 336 | MINNEAPOLIS | Minnesota | SPRINT SPECTRUM L.P. | PCS | More |
| 657 | 336 | SANTA ANA | California | TELCENTRIS COMMUNICATIONS, LLC - CA | | More |
| 660 | 336 | IONIA | Missouri | SOCKET TELECOM, LLC - MO | | More |
| 661 | 336 | BAKERSFIELD | California | PACIFIC BELL | RBOC | More |
| 662 | 336 | GREENVILLE | Mississippi | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | WIRELESS PROV | More |
| 678 | 336 | ALPHARETTA | Georgia | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 701 | 336 | STRASBURG | North Dakota | BEK COMMUNICATIONS COOPERATIVE | IND. TELCO | More |
| 702 | 336 | LAS VEGAS | Nevada | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 703 | 336 | WASZ 8 | Virginia | AT&T LOCAL | CLEC | More |
| 704 | 336 | CHARLOTTE | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 705 | 336 | MOOSONEE | Ontario | O.N. Tel Inc. | CAP | More |
| 706 | 336 | COMMERCE | Georgia | WINDSTREAM GEORGIA, INC. | IND. TELCO | More |
| 707 | 336 | OAKLAND | California | PAC - WEST TELECOMM, INC. | CLEC | More |
| 708 | 336 | TINLEYPARK | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 712 | 336 | SPIRIT LAKE | Iowa | QWEST CORPORATION | RBOC | More |
| 713 | 336 | HOUSTON CLAY | Texas | SOUTHWESTERN BELL | RBOC | More |
| 714 | 336 | ANAHEIM | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 715 | 336 | GOODMAN | Wisconsin | CENTURYTEL MW-WI-CENCOM DBA CENTURYLINK - CENCOM | IND. TELCO | More |
| 716 | 336 | ROCHESTER | New York | XO NEW YORK, INC. | CLEC | More |
| 717 | 336 | DENVER | Pennsylvania | WINDSTREAM D&E, INC. | IND. TELCO | More |
| 718 | 336 | NYCZ 7 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 719 | 336 | LAMAR | Colorado | CENTURYTEL OF EAGLE, INC. DBA CENTRUYLINK | IND. TELCO | More |
| 720 | 336 | DENVER | Colorado | BANDWIDTH.COM CLEC, LLC - CO | | More |
| 724 | 336 | ENON VALLEY | Pennsylvania | WINDSTREAM PENNSYLVANIA, INC. | IND. TELCO | More |
| 727 | 336 | CLEARWATER | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 731 | 336 | PARIS | Tennessee | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN | WIRELESS PROV | More |
| 732 | 336 | PISCATAWAY | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 734 | 336 | DETROIT | Michigan | XO COMMUNICATIONS SERVICES, INC. - MI | CLEC | More |
| 740 | 336 | MARIETTA | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 757 | 336 | CHINCOTEAGUE | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 760 | 336 | EL CENTRO | California | PACIFIC BELL | RBOC | More |
| 765 | 336 | INDIANAPOLIS | Indiana | SPRINT SPECTRUM L.P. | PCS | More |
| 770 | 336 | KINGSTON | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 772 | 336 | PORT ST. LUCIE | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 773 | 336 | CHICAGO | Illinois | GLOBALCOM, INC.-IL | CLEC | More |
| 774 | 336 | BREWSTER | Massachusetts | PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA | | More |
| 775 | 336 | RENO | Nevada | ADVANCED TELCOM GROUP, INC. - NV | CLEC | More |
| 778 | 336 | Campbell River | British Columbia | Bell West Inc. | | More |
| 780 | 336 | VIKING | Alberta | TELUS | IND. TELCO | More |
| 781 | 336 | CAMBRIDGE | Massachusetts | LEVEL 3 COMMUNICATIONS, LLC - MA | CLEC | More |
| 785 | 336 | SENECA | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 786 | 336 | MIAMI | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 787 | 336 | GUAYNABO | Puerto Rico | OPTIVON TELECOMMUNICATIONS SERVICES, INC. - PR | | More |
| 801 | 336 | SALT LAKE CITY | Utah | XO UTAH, INC. | CLEC | More |
| 802 | 336 | MONTGOMERY | Vermont | COMCAST PHONE OF VERMONT, LLC - VT | | More |
| 803 | 336 | HUGER | South Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 804 | 336 | EMPORIA | Virginia | PEERLESS NETWORK OF VIRGINIA, LLC - VA | | More |
| 805 | 336 | OXNARD | California | METROPCS NETWORKS, LLC | | More |
| 806 | 336 | AMARILLO | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 808 | 336 | KAUNAKAKAI (MOLOKAI | Hawaii | SPRINT SPECTRUM L.P. | PCS | More |
| 810 | 336 | FLINT | Michigan | METRO PCS, INC. | | More |
| 812 | 336 | BLOOMINGTON | Indiana | AMERITECH INDIANA | RBOC | More |
| 813 | 336 | TAMPA | Florida | ASTRO TEL, INC. - FL | | More |
| 814 | 336 | MEADVILLE | Pennsylvania | WINDSTREAM PENNSYLVANIA, INC. | IND. TELCO | More |
| 815 | 336 | COLETA | Illinois | CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL | | More |
| 816 | 336 | MISSOURI CITY | Missouri | EMBARQ MISSOURI, INC. - MO DBA CENTURYLINK | IND. TELCO | More |
| 817 | 336 | FORT WORTH EDISON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 818 | 336 | LOS ANGELES | California | TW TELECOM OF CALIFORNIA LP - CA | CLEC | More |
| 819 | 336 | NOTRE DAME DU BON C | Quebec | Telephone Guevremont Inc. | IXC | More |
| 828 | 336 | CAROLEEN | North Carolina | KMC TELECOM III, INC. - NC | CLEC | More |
| 830 | 336 | KENBERG | Texas | GUADALUPE VALLEY TELEPHONE COOPERATIVE, INC. | IND. TELCO | More |
| 831 | 336 | BEN LOMOND | California | PACIFIC BELL | RBOC | More |
| 832 | 336 | HOUSTON | Texas | CAPROCK TELECOMMUNICATIONS CORP. - TX | CLEC | More |
| 843 | 336 | HUGER | South Carolina | HOME TELEPHONE ILEC, LLC | IND. TELCO | More |
| 845 | 336 | KINGSTON | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 847 | 336 | WAUKEGAN | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 850 | 336 | PENSACOLA | Florida | SOUTHERN COMMUNICATIONS SERVICES | WIRELESS PROV | More |
| 856 | 336 | BERLIN | New Jersey | NETCARRIER TELECOM, INC. - NJ | | More |
| 857 | 336 | WINTHROP | Massachusetts | NEUTRAL TANDEM-MASSACHUSETTS, LLC - MA | | More |
| 858 | 336 | LA JOLLA | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 859 | 336 | SPRINGFIELD | Kentucky | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 860 | 336 | CONNECTICUT | Connecticut | TELEPORT COMMUNICATIONS GROUP - NEW YORK - CT | CAP | More |
| 862 | 336 | PATERSON | New Jersey | NETWORK BILLING SYSTEMS, LC - NJ | | More |
| 863 | 336 | FROSTPROOF | Florida | PEERLESS NETWORK OF FLORIDA, LLC - FL | | More |
| 864 | 336 | SPARTANBURG | South Carolina | TELCOVE OF SOUTH CAROLINA, INC. - SC | CLEC | More |
| 865 | 336 | MARYVILLE | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 867 | 336 | Whitehorse | Yukon Territory | Bell Mobility | WIRELESS PROV | More |
| 870 | 336 | JONESBORO | Arkansas | E. RITTER COMMS DBA RITTER COMMUNICATIONS, INC. AR | | More |
| 901 | 336 | MEMPHIS | Tennessee | POWERTEL MEMPHIS LICENSES, INC. | WIRELESS PROV | More |
| 902 | 336 | NEILS HARBOR | Nova Scotia | Aliant Telecom (NS) | IND. TELCO | More |
| 903 | 336 | MARSHALL | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 904 | 336 | JACKSONVL | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 905 | 336 | BURLINGTON | Ontario | Bell Canada | IND. TELCO | More |
| 907 | 336 | ANCHORAGE | Alaska | ACS OF ANCHORAGE, INC. | IND. TELCO | More |
| 908 | 336 | NESHANIC | New Jersey | LEVEL 3 COMMUNICATIONS, LLC - NJ | CLEC | More |
| 909 | 336 | ARROWHEAD | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 910 | 336 | CLINTON | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 912 | 336 | CAMILLA | Georgia | SOUTHERN COMMUNICATIONS SERVICES | WIRELESS PROV | More |
| 914 | 336 | KINGSTON | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 915 | 336 | FORT STOCKTON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 916 | 336 | SOUTH PLACER | California | AMERICAN MESSAGING SERVICES, LLC | WIRELESS PROV | More |
| 917 | 336 | NEW YORK CITY ZONE | New York | BANDWIDTH.COM CLEC, LLC - NY | | More |
| 918 | 336 | BARTLESVILLE | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 919 | 336 | CARY-RESEARCH TRIAN | North Carolina | TCG OF THE CAROLINAS, INC. - NC | CLEC | More |
| 920 | 336 | DE PERE | Wisconsin | AMERITECH WISCONSIN | RBOC | More |
| 925 | 336 | FREMONT | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 928 | 336 | YUMA | Arizona | QWEST CORPORATION | RBOC | More |
| 929 | 336 | NWYRCYZN10 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 931 | 336 | MONTEREY | Tennessee | NTCH-ET, INC. | | More |
| 936 | 336 | LIBERTY | Texas | SOUTHWESTERN BELL | RBOC | More |
| 937 | 336 | EATON | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 939 | 336 | CANOVANAS | Puerto Rico | CENTENNIAL PUERTO RICO OPERATIONS CORP. - PR | CLEC | More |
| 941 | 336 | FORT MYERS | Florida | EMBARQ FLORIDA, INC. DBA CENTURYLINK | IND. TELCO | More |
| 949 | 336 | IRVINE | California | DMR COMMUNICATIONS INC. - CA | | More |
| 951 | 336 | CORONA | California | CF COMMUNICATIONS, LLC DBA TELEKENEX - CA | GENERAL | More |
| 954 | 336 | DEERFIELD BEACH | Florida | SPRINT SPECTRUM L.P. | PCS | More |
| 956 | 336 | BROWNSVL | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 970 | 336 | GREELEY | Colorado | QWEST CORPORATION | RBOC | More |
| 971 | 336 | PORTLAND | Oregon | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 972 | 336 | DALLAS MIDCITIES | Texas | SOUTHWESTERN BELL | RBOC | More |
| 973 | 336 | PASSAIC | New Jersey | METRO PCS, INC. | | More |
| 978 | 336 | SALEM | Massachusetts | XO MASSACHUSETTS, INC. | CLEC | More |
| 979 | 336 | E BERNARD | Texas | AWESOME PAGING, INC. | WIRELESS PROV | More |
| 989 | 336 | ITHACA | Michigan | TELNET WORLDWIDE, INC. | CLEC | More |
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