Area
Code | Prefix | City/Switch Name
(Click for city search) | State/Prov.
Area Map | Telephone Company
Web link | Telco
Type | More
Info |
|---|
| 201 | 643 | UNION CITY | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ | CLEC | More |
| 202 | 643 | WSHNGTNZN1 | District of Columbia | BANDWIDTH.COM CLEC, LLC - DC | | More |
| 203 | 643 | BRANFORD | Connecticut | CHOICE ONE COMMUNICATIONS, INC. - CT | CLEC | More |
| 204 | 643 | GIMLI | Manitoba | MTS Inc. | IND. TELCO | More |
| 205 | 643 | BIRMINGHAM | Alabama | POWERTEL BIRMINGHAM LICENSES, INC. | WIRELESS PROV | More |
| 206 | 643 | SEATTLE | Washington | NUSO, LLC | | More |
| 207 | 643 | SOLON | Maine | SOMERSET TEL. CO. | IND. TELCO | More |
| 208 | 643 | BLACKFOOT | Idaho | LEVEL 3 COMMUNICATIONS, LLC - ID | CLEC | More |
| 209 | 643 | ATWATER | California | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | CLEC | More |
| 210 | 643 | SANANTONIO | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 212 | 643 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 213 | 643 | LSAN DA 04 | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 214 | 643 | DALLAS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 215 | 643 | PHPHSBZN33 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 216 | 643 | INDEPNDNCE | Ohio | OHIO BELL TEL CO | RBOC | More |
| 217 | 643 | THOMASBORO | Illinois | FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL | IND. TELCO | More |
| 218 | 643 | BRECKENRDG | North Dakota | QWEST CORPORATION | RBOC | More |
| 224 | 643 | LAKE VILLA | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 229 | 643 | REBECCA | Georgia | GEORGIA WINDSTREAM, INC. | IND. TELCO | More |
| 231 | 643 | MORLEY | Michigan | 123.NET, INC. | CLEC | More |
| 234 | 643 | BURBANK | Ohio | TON80 COMMUNICATIONS, LLC | | More |
| 239 | 643 | NAPLES | Florida | CENTURYLINK OF FLORIDA, INC. (UNITED) | IND. TELCO | More |
| 240 | 643 | WSHNGTNZN3 | Maryland | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 248 | 643 | BIRMINGHAM | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 250 | 643 | Smithers | British Columbia | TELUS Mobility | WIRELESS PROV | More |
| 251 | 643 | MOBILE | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 252 | 643 | KINSTON | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 254 | 643 | RISINGSTAR | Texas | VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW | | More |
| 256 | 643 | RINEHART | Alabama | PEOPLES TEL. CO., INC. | IND. TELCO | More |
| 262 | 643 | THIENSVL | Wisconsin | GLOBAL CROSSING TELEMANAGEMENT, INC. - WI | CLEC | More |
| 267 | 643 | LANSDALE | Pennsylvania | LEVEL 3 COMMUNICATIONS, LLC - PA | CLEC | More |
| 270 | 643 | MADISONVL | Kentucky | LEVEL 3 COMMUNICATIONS, LLC - KY | CLEC | More |
| 281 | 643 | MANVEL | Texas | LOGIX COMMUNICATIONS CORPORATION - TX | CLEC | More |
| 289 | 643 | Port Credit | Ontario | Fibernetics Corporation | | More |
| 301 | 643 | WALDORF | Maryland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | WIRELESS PROV | More |
| 302 | 643 | MILTON | Delaware | ATX TELECOMMUNICATIONS SERVICES, LTD. - PA | CLEC | More |
| 303 | 643 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 643 | HARRISVL | West Virginia | ARMSTRONG TEL. CO. | IND. TELCO | More |
| 305 | 643 | MIAMI | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 306 | 643 | TANTALLON | Saskatchewan | SaskTel | IND. TELCO | More |
| 307 | 643 | WSPEARFISH | South Dakota | QWEST CORPORATION | RBOC | More |
| 308 | 643 | MERNA | Nebraska | CONSOLIDATED TEL. CO. | IND. TELCO | More |
| 309 | 643 | PEORIA | Illinois | AT&T CORP. | | More |
| 310 | 643 | HAWTHORNE | California | PACIFIC BELL | RBOC | More |
| 312 | 643 | CHICGOZN01 | Illinois | RCN TELECOM SERVICES OF ILLINIOS, INC. - IL | CLEC | More |
| 313 | 643 | DETROITZN5 | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 314 | 643 | SPANISH LK | Missouri | GLOBAL CROSSING LOCAL SERVICES, INC. - MO | CLEC | More |
| 315 | 643 | MASSENA | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 317 | 643 | INDIANAPLS | Indiana | BANDWIDTH.COM CLEC, LLC - IN | | More |
| 318 | 643 | HARRISONBG | Louisiana | ONVOY, LLC - LA | | More |
| 319 | 643 | WESTBRANCH | Iowa | WEST LIBERTY TEL. CO. | IND. TELCO | More |
| 323 | 643 | LSAN DA 11 | California | PACIFIC BELL | RBOC | More |
| 325 | 643 | BROWNWOOD | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
| 330 | 643 | AKRON | Ohio | OHIO BELL TEL CO | RBOC | More |
| 331 | 643 | AURORA | Illinois | METROPCS, INC. | | More |
| 334 | 643 | MOBILE | Alabama | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 336 | 643 | SUMMERFLD | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 337 | 643 | KAPLAN | Louisiana | KAPLAN TEL. CO. | IND. TELCO | More |
| 340 | 643 | CHTAMSTTHS | Virgin Islands | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 346 | 643 | SPLENDORA | Texas | TWILIO INTERNATIONAL, INC. | | More |
| 347 | 643 | NWYRCYZN06 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 352 | 643 | WILDWOOD | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 360 | 643 | PTTOWNSEND | Washington | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 361 | 643 | PORTLDGGRY | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
| 364 | 643 | BOWLNGGREN | Kentucky | ONVOY SPECTRUM, LLC | | More |
| 386 | 643 | PALATKA | Florida | US LEC OF FLORIDA, INC. | CLEC | More |
| 401 | 643 | PORTSMOUTH | Rhode Island | PAETEC COMMUNICATIONS, INC. - RI | LOCAL RESELLER | More |
| 402 | 643 | SEWARD | Nebraska | WINDSTREAM NEBRASKA, INC. | IND. TELCO | More |
| 403 | 643 | CARMANGAY | Alberta | TELUS | IND. TELCO | More |
| 404 | 643 | ATLANTA | Georgia | POWERTEL ATLANTA LICENSES, INC. | WIRELESS PROV | More |
| 405 | 643 | FORT COBB | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 406 | 643 | NO PARKMAN | Montana | ONVOY, LLC - MT | | More |
| 407 | 643 | WINTERPARK | Florida | CENTURYLINK OF FLORIDA, INC. (UNITED) | IND. TELCO | More |
| 408 | 643 | SNJS NORTH | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 409 | 643 | TXSCYMARQU | Texas | SOUTHWESTERN BELL | RBOC | More |
| 410 | 643 | STEVENSVL | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 643 | PTTSBGZON1 | Pennsylvania | ONVOY, LLC - PA | | More |
| 413 | 643 | GILBERTVL | Massachusetts | CHOICE ONE COMMUNICATIONS, INC. - MA | CLEC | More |
| 414 | 643 | MILWAUKZN1 | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 415 | 643 | SNFC CNTRL | California | PACIFIC BELL | RBOC | More |
| 416 | 643 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
| 418 | 643 | QUEBEC | Quebec | Bell Canada | IND. TELCO | More |
| 419 | 643 | BEAVERDAM | Ohio | UNITED TEL. CO. OF OHIO DBA CENTURYLINK | IND. TELCO | More |
| 423 | 643 | CHATTNOOGA | Tennessee | ELECTRIC POWER BOARD OF CHATTANOOGA | CLEC | More |
| 424 | 643 | EL SEGUNDO | California | PACIFIC BELL - CA | RBOC | More |
| 425 | 643 | BELLEVUE | Washington | QWEST CORPORATION | RBOC | More |
| 435 | 643 | PARK CITY | Utah | US WEST COMMUNICATIONS - MOUNTAIN BELL - UT | RBOC | More |
| 440 | 643 | COLUMBISTA | Ohio | PEERLESS NETWORK OF OHIO, LLC - OH | | More |
| 443 | 643 | BEL AIR | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 450 | 643 | Shawbridge | Quebec | TELUS Quebec | | More |
| 469 | 643 | DE SOTO | Texas | TELEPORT COMMUNICATIONS AMERICA, LLC - TX | CAP | More |
| 470 | 643 | ATLANTA NE | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 479 | 643 | ELKINS | Arkansas | WINDSTREAM ARKANSAS, INC. | IND. TELCO | More |
| 480 | 643 | PHOENIX | Arizona | TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | CAP | More |
| 484 | 643 | WEST GROVE | Pennsylvania | NETCARRIER TELECOM, INC. - PA | | More |
| 501 | 643 | LITTLEROCK | Arkansas | TWILIO INTERNATIONAL, INC. | | More |
| 502 | 643 | LOUISVILLE | Kentucky | METROPCS, INC. | | More |
| 503 | 643 | BEAVERTON | Oregon | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | IND. TELCO | More |
| 504 | 643 | SLIDELL | Louisiana | BELLSOUTH TELECOMM INC - LA | RBOC | More |
| 505 | 643 | RATON | New Mexico | PLATEAU TELECOMMUNICATIONS, INC. | WIRELESS PROV | More |
| 506 | 643 | SAINT JOHN | New Brunswick | Aliant Telecom(NB) | IND. TELCO | More |
| 507 | 643 | DAKOTA | Minnesota | ACE TEL. ASSN. - MN | IND. TELCO | More |
| 508 | 643 | NO ATTLEBO | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 509 | 643 | SUNNYSIDE | Washington | LEVEL 3 COMMUNICATIONS, LLC - WA | CLEC | More |
| 510 | 643 | OKLD BKLY | California | PACIFIC BELL | RBOC | More |
| 512 | 643 | AUSTIN | Texas | BANDWIDTH.COM CLEC, LLC - TX | | More |
| 513 | 643 | WILLIAMSBG | Ohio | ONVOY, LLC - OH | | More |
| 514 | 643 | MONTREAL | Quebec | Bell Canada | IND. TELCO | More |
| 515 | 643 | DES MOINES | Iowa | QWEST CORPORATION | RBOC | More |
| 516 | 643 | NASSAUZN05 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 517 | 643 | LANSING | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 518 | 643 | PERU | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 519 | 643 | LONDON | Ontario | Bell Canada | IND. TELCO | More |
| 520 | 643 | FREDONIA | Arizona | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | WIRELESS PROV | More |
| 530 | 643 | YREKA | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 540 | 643 | DUBLIN | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 541 | 643 | ROSEBURG | Oregon | UNITED STATES CELLULAR - OR | WIRELESS PROV | More |
| 559 | 643 | REEDLEY | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 561 | 643 | BOCA RATON | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 570 | 643 | POCONOLAKE | Pennsylvania | COMMONWEALTH TELEPHONE COMPANY LLC | IND. TELCO | More |
| 571 | 643 | HERNDON | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 573 | 643 | MARSTON | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 574 | 643 | ROYAL CTR | Indiana | FRONTIER NORTH, INC.. - IN | IND. TELCO | More |
| 575 | 643 | RATON | New Mexico | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 580 | 643 | TYRONE | Oklahoma | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 581 | 643 | Chute-aux-Outardes | Quebec | Videotron General Partnership | CLEC | More |
| 585 | 643 | EROCHESTER | New York | LEVEL 3 COMMUNICATIONS, LLC - NY | CLEC | More |
| 601 | 643 | WESSON | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 602 | 643 | PHOENIX | Arizona | TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | CAP | More |
| 603 | 643 | HANOVER | New Hampshire | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | RBOC | More |
| 604 | 643 | VANCOUVER | British Columbia | TELUS | IND. TELCO | More |
| 605 | 643 | | South Dakota | MIDCONTINENT COMMUNICATIONS. - SD | CLEC | More |
| 606 | 643 | IRVINE | Kentucky | EAST KENTUCKY NETWRK, LLC DBA APPALACHIAN WIRELESS | WIRELESS PROV | More |
| 607 | 643 | ONEONTA | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 608 | 643 | SAUK CITY | Wisconsin | FRONTIER NORTH INC. - WI | IND. TELCO | More |
| 609 | 643 | EWING | New Jersey | LEVEL 3 COMMUNICATIONS, LLC - NJ | CLEC | More |
| 610 | 643 | COATESVL | Pennsylvania | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 612 | 643 | TWINCITIES | Minnesota | LEVEL 3 COMMUNICATIONS, LLC - MN | | More |
| 613 | 643 | Morrisburg | Ontario | Bragg Communications Inc. | CLEC | More |
| 614 | 643 | COLUMBUS | Ohio | WINDSTREAM NUVOX OHIO, LLC | | More |
| 615 | 643 | GREENBRIER | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 616 | 643 | GRAND RPDS | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 617 | 643 | BOSTON | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 618 | 643 | MCLEANSBO | Illinois | FRONTIER NORTH, INC. - IL | IND. TELCO | More |
| 619 | 643 | SNDG SNDG | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 620 | 643 | LAWTON | Missouri | CRAW-KAN TEL. COOP.,INC. - MO | IND. TELCO | More |
| 623 | 643 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 626 | 643 | EL MONTE | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 630 | 643 | LA GRANGE | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
| 631 | 643 | DEER PARK | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 641 | 643 | MALCOM | Iowa | ONVOY SPECTRUM, LLC | | More |
| 646 | 643 | NEW YORK CITY ZONE | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 650 | 643 | PALO ALTO | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 651 | 643 | STPZ 2 | Minnesota | QWEST CORPORATION | RBOC | More |
| 657 | 643 | SANTA ANA | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 660 | 643 | HUME | Missouri | CRAW-KAN TEL. COOP.,INC. - MO | IND. TELCO | More |
| 662 | 643 | CORINTH | Mississippi | POWERTEL MEMPHIS LICENSES, INC. | WIRELESS PROV | More |
| 678 | 643 | ATLANTA | Georgia | POWERTEL ATLANTA LICENSES, INC. | WIRELESS PROV | More |
| 701 | 643 | Unknown | North Dakota | QWEST CORPORATION | RBOC | More |
| 702 | 643 | LAS VEGAS | Nevada | CENTRAL TEL. CO. - NEVADA DBA CENTURYLINK | IND. TELCO | More |
| 703 | 643 | LORTON | Virginia | VERIZON SOUTH, INC. - VA (CONTEL) | IND. TELCO | More |
| 704 | 643 | CHARLOTTE | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 705 | 643 | LARDER LAKE | Ontario | Northern Telephone Ltd. | IND. TELCO | More |
| 706 | 643 | WEST POINT | Georgia | KNOLOGY OF THE VALLEY, INC. | IND. TELCO | More |
| 707 | 643 | VALLEJO | California | PACIFIC BELL | RBOC | More |
| 708 | 643 | LA GRANGE | Illinois | AMERICAN MESSAGING SERVICES, LLC | | More |
| 709 | 643 | STEPHENVILLE | Newfoundland | Aliant Telecom (NF) | IND. TELCO | More |
| 712 | 643 | DUNLAP | Iowa | WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH | | More |
| 713 | 643 | HOUSTON MISSION | Texas | SOUTHWESTERN BELL | RBOC | More |
| 714 | 643 | SANTA ANA | California | METROPCS NETWORKS, LLC | | More |
| 715 | 643 | BOYCEVILLE | Wisconsin | TELEPHONE USA OF WISCONSIN, LLC DBA CENTURYLINK | | More |
| 716 | 643 | TONAWANDA | New York | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 717 | 643 | GREENCASTL | Pennsylvania | COMCAST IP PHONE, LLC | | More |
| 718 | 643 | NYCZ 6 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 719 | 643 | KIM | Colorado | RYE TEL. CO., INC. | IND. TELCO | More |
| 720 | 643 | DENVER | Colorado | LEVEL 3 COMMUNICATIONS, LLC - CO | CLEC | More |
| 724 | 643 | MIDLAND | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 727 | 643 | TAMPA | Florida | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 731 | 643 | YORKVILLE | Tennessee | WEST KENTUCKY RURAL TELEPHONE COOPERATIVE, INC. | | More |
| 732 | 643 | ASBURY PARK | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 734 | 643 | WYANDOTTE | Michigan | TON80 COMMUNICATIONS, LLC | | More |
| 740 | 643 | ARABIA | Ohio | OHIO BELL TEL CO | RBOC | More |
| 743 | 643 | GREENSBORO | North Carolina | HD CARRIER LLC | | More |
| 757 | 643 | NORFOLK | Virginia | CAVALIER TELEPHONE, LLC - VA | CLEC | More |
| 760 | 643 | VISTA | California | PACIFIC BELL | RBOC | More |
| 765 | 643 | ANDERSON | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 770 | 643 | ROSWELL | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 772 | 643 | VERO BEACH | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 773 | 643 | CHCZ 7 | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 774 | 643 | BOSTON | Massachusetts | BANDWIDTH.COM CLEC, LLC - MA | | More |
| 780 | 643 | Edmonton | Alberta | Bell West Inc. | | More |
| 781 | 643 | ARLINGTON | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 785 | 643 | SALINA | Kansas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS | WIRELESS PROV | More |
| 786 | 643 | MIAMI | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 787 | 643 | SANTURCE | Puerto Rico | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 801 | 643 | KAYSVILLE | Utah | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 802 | 643 | BRISTOL | Vermont | COMCAST IP PHONE, LLC | | More |
| 803 | 643 | AIKEN | South Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 804 | 643 | RICHMOND | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 805 | 643 | VENTURA | California | PACIFIC BELL | RBOC | More |
| 806 | 643 | FOLLETT | Texas | AMA COMM., LLC DBA AMA*TECHTEL COMMUNICATIONS-TX | | More |
| 808 | 643 | HONOLULU | Hawaii | HAWAIIAN TELCOM, INC. - HI | IND. TELCO | More |
| 810 | 643 | MARINE CITY | Michigan | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | | More |
| 812 | 643 | EVANSVILLE | Indiana | TIME WARNER CABLE INFORMATION SVCS (INDIANA) - IN | | More |
| 813 | 643 | TAMPA | Florida | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA | IND. TELCO | More |
| 814 | 643 | HUNTINGDON | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 815 | 643 | DOVER | Illinois | FRONTIER NORTH, INC. - IL | IND. TELCO | More |
| 816 | 643 | KANSASCITY | Missouri | METROPCS, INC. | | More |
| 817 | 643 | EULESS | Texas | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | CLEC | More |
| 818 | 643 | NO HOLLYWD | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 819 | 643 | GATINEAU | Quebec | Bell Canada | IND. TELCO | More |
| 828 | 643 | CAROLEEN | North Carolina | UNITED STATES CELLULAR - NC | WIRELESS PROV | More |
| 830 | 643 | NEW BRAUNFELS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 831 | 643 | MONTEREY | California | PACIFIC BELL | RBOC | More |
| 832 | 643 | HUNTSVILLE | Texas | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 843 | 643 | W ANDREWS | South Carolina | TIME WARNER CBLE INFO SVC (SC) DBA TIME WARNER CBL | | More |
| 845 | 643 | NYACK | New York | CABLEVISION LIGHTPATH, INC. - NY | CLEC | More |
| 847 | 643 | OAKBROOK | Illinois | OVATION COMMUNICATIONS OF ILLINOIS, INC. | CLEC | More |
| 850 | 643 | BLOUNTSTOWN | Florida | CONSOLIDATED COMMUNICATIONS OF FLORIDA COMPANY | IND. TELCO | More |
| 858 | 643 | SAN DIEGO | California | PACIFIC BELL | RBOC | More |
| 859 | 643 | GLENCOE | Kentucky | CINCINNATI BELL | IND. TELCO | More |
| 860 | 643 | MANCHESTER | Connecticut | SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | IND. TELCO | More |
| 864 | 643 | GREENVILLE | South Carolina | LEVEL 3 COMMUNICATIONS, LLC - SC | | More |
| 865 | 643 | KNOXVILLE | Tennessee | UNITED STATES CELLULAR - TN | WIRELESS PROV | More |
| 870 | 643 | PINE BLUFF | Arkansas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR | WIRELESS PROV | More |
| 901 | 643 | MEMPHIS | Tennessee | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 902 | 643 | ARGYLE | Nova Scotia | Aliant Telecom (NS) | IND. TELCO | More |
| 903 | 643 | LONGVIEW MILTON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 904 | 643 | JACKSONVILLE | Florida | HD CARRIER LLC | | More |
| 905 | 643 | WINONA | Ontario | Bell Canada | IND. TELCO | More |
| 906 | 643 | SAINT IGNACE | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 907 | 643 | TELLER | Alaska | GCI COMMUNICATION CORP. DBA GENERAL COMMUNICATION | PCS | More |
| 908 | 643 | JERSEY CITY | New Jersey | LEVEL 3 COMMUNICATIONS, LLC - NJ | CLEC | More |
| 909 | 643 | ARLINGTON | California | METROPCS NETWORKS, LLC | | More |
| 910 | 643 | SUMMERFIELD | North Carolina | LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC | CLEC | More |
| 912 | 643 | REBECCA | Georgia | COMSOUTH TELENET, INC. - GA | | More |
| 913 | 643 | KANSAS CITY | Kansas | LEVEL 3 TELECOM OF KANSAS CITY, LLC - KS | CLEC | More |
| 914 | 643 | WESTCHESTER ZONE 8 | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 915 | 643 | BROWNWOOD | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
| 916 | 643 | MCCLELLAN AFB | California | PACIFIC BELL | RBOC | More |
| 917 | 643 | NEW YORK CITY ZONE | New York | ZCALL.COM, INC. | | More |
| 918 | 643 | TULSA | Oklahoma | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 919 | 643 | HILLSBOROUGH | North Carolina | CENTRAL TEL. CO. OF NC DBA CENTURYLINK | IND. TELCO | More |
| 920 | 643 | WISCONSIN | Wisconsin | TELEPORT COMMUNICATIONS AMERICA, LLC WI | CAP | More |
| 925 | 643 | SAN JOSE | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 928 | 643 | FREDONIA | Arizona | SOUTH CENTRAL UTAH TEL. ASSN., INC. | IND. TELCO | More |
| 929 | 643 | NWYRCYZN14 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 931 | 643 | LEWISBURG | Tennessee | POWERTEL NASHVILLE LICENSES, INC. | WIRELESS PROV | More |
| 936 | 643 | GROVETON | Texas | AWESOME PAGING, INC. | WIRELESS PROV | More |
| 937 | 643 | DAYTON | Ohio | OHIO BELL TEL CO | RBOC | More |
| 941 | 643 | NAPLES-MOORINGS | Florida | CENTURYLINK OF FLORIDA, INC. (UNITED) | IND. TELCO | More |
| 949 | 643 | LAGUNA NIGUEL | California | PACIFIC BELL | RBOC | More |
| 951 | 643 | ARLINGTON | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 954 | 643 | FTLAUDERDL | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 956 | 643 | BROWNSVL | Texas | NUSO, LLC | | More |
| 970 | 643 | FORT COLLINS | Colorado | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 972 | 643 | DALLAS RICHARDSON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 973 | 643 | NEWARK | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 978 | 643 | ANDOVER | Massachusetts | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA | CLEC | More |
| 980 | 643 | SALISBURY | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 985 | 643 | SLIDELL | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 989 | 643 | MERRILL | Michigan | FRONTIER NORTH, INC. - MI | IND. TELCO | More |
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