Area
Code | Prefix | City/Switch Name
(Click for city search) | State/Prov.
Area Map | Telephone Company
Web link | Telco
Type | More
Info |
|---|
| 201 | 543 | HACKENSACK | New Jersey | XO NEW JERSEY, INC. | CLEC | More |
| 202 | 543 | WSHNGTNZN1 | District of Columbia | VERIZON WASHINGTON, DC INC. | RBOC | More |
| 203 | 543 | BRIDGEPORT | Connecticut | OMNIPOINT COMMUNICATIONS, INC. - CT | WIRELESS PROV | More |
| 205 | 543 | WARRIOR | Alabama | US LEC OF ALABAMA, INC. | CLEC | More |
| 206 | 543 | SEATTLE | Washington | BROADWING COMMUNICATIONS, LLC - WA | CLEC | More |
| 207 | 543 | FRENCHVL | Maine | NO NEW ENGLAND TEL OP DBA FAIRPOINT COMM - ME | RBOC | More |
| 208 | 543 | TWIN FALLS | Idaho | QWEST CORPORATION | RBOC | More |
| 209 | 543 | MODESTO | California | PACIFIC BELL | RBOC | More |
| 210 | 543 | SANANTONIO | Texas | SOUTHWESTERN BELL | RBOC | More |
| 212 | 543 | NWYRCYZN03 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 214 | 543 | GRANDPRARI | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 215 | 543 | PHLDLPHZN4 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 216 | 543 | CLEVELAND | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 217 | 543 | ARTHUR | Illinois | ILLINOIS CONSOLIDATED TELEPHONE CO. | IND. TELCO | More |
| 218 | 543 | IDEAL COR | Minnesota | ARVIG TELEPHONE CO. | IND. TELCO | More |
| 224 | 543 | HALF DAY | Illinois | BROADWING COMMUNICATIONS, LLC - IL | CLEC | More |
| 229 | 543 | NASHVILLE | Georgia | WINDSTREAM GEORGIA COMMUNICATIONS CORP. | IND. TELCO | More |
| 231 | 543 | LE ROY | Michigan | LUCRE, INC. | CLEC | More |
| 239 | 543 | NOFT MYERS | Florida | EMBARQ FLORIDA, INC. DBA CENTURYLINK | IND. TELCO | More |
| 240 | 543 | WSHNGTNZN2 | Maryland | SPRINT SPECTRUM L.P. | PCS | More |
| 248 | 543 | ROYAL OAK | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 250 | 543 | VERNON | British Columbia | TELUS | IND. TELCO | More |
| 251 | 543 | FORTMORGAN | Alabama | GULF TELEPHONE CO. DBA CENTURYLINK | IND. TELCO | More |
| 252 | 543 | SNOW HILL | North Carolina | DELTACOM, INC. - NC | CLEC | More |
| 254 | 543 | WACO | Texas | GLOBALSTAR USA, INC. | | More |
| 256 | 543 | GADSDEN | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 260 | 543 | UNIONDALE | Indiana | FRONTIER MIDSTATES, INC. - IN | IND. TELCO | More |
| 267 | 543 | PHPHSBZN42 | Pennsylvania | PAETEC COMMUNICATIONS, INC. - PA | CLEC | More |
| 269 | 543 | GANGES | Michigan | FRONTIER NORTH, INC. - MI | IND. TELCO | More |
| 270 | 543 | CENTRAL CY | Kentucky | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 281 | 543 | HOUSTON | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 301 | 543 | LAUREL236 | District of Columbia | TELEPORT COMMUNICATIONS GROUP, INC. - DC | CLEC | More |
| 302 | 543 | WILMINGTON | Delaware | VERIZON DELAWARE, INC. | RBOC | More |
| 303 | 543 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 543 | CHRLSTNZN1 | West Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WV | WIRELESS PROV | More |
| 305 | 543 | MIAMI | Florida | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 306 | 543 | REGINA | Saskatchewan | SaskTel | IND. TELCO | More |
| 307 | 543 | MORAN | Wyoming | QWEST CORPORATION | RBOC | More |
| 309 | 543 | HAVANA | Illinois | GALLATIN RIVER COMMUNICATIONS DBA CENTURYLINK | IND. TELCO | More |
| 310 | 543 | REDONDO | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 312 | 543 | CHICGOZN01 | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 313 | 543 | DETROITZN5 | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 314 | 543 | SAPPINGTON | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 315 | 543 | HARRISVL | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 317 | 543 | INDIANAPLS | Indiana | AMERITECH INDIANA | RBOC | More |
| 318 | 543 | ALEXANDRIA | Louisiana | NORTHEAST TELECOM, LLC - LA | | More |
| 319 | 543 | SOLON | Iowa | MCC TELEPHONY OF IOWA, LLC - IA | | More |
| 320 | 543 | HOWARDLAKE | Minnesota | EMBARQ MINNESOTA DBA CENTURYLINK | IND. TELCO | More |
| 321 | 543 | COCOA | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 323 | 543 | LSAN DA 03 | California | U.S. TELEPACIFIC CORP. - CA | CLEC | More |
| 330 | 543 | AKRON | Ohio | AMERITECH OHIO | RBOC | More |
| 334 | 543 | HOLTVILLE | Alabama | LEVEL 3 COMMUNICATIONS, LLC - AL | | More |
| 336 | 543 | GREENSBORO | North Carolina | AT&T LOCAL | CLEC | More |
| 337 | 543 | LAWTELL | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 347 | 543 | NWYRCYZN07 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 352 | 543 | CEDAR KEYS | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 360 | 543 | WHATCOMCTY | Washington | BROADWING COMMUNICATIONS, LLC - WA | CLEC | More |
| 361 | 543 | WOODSBORO | Texas | SOUTHWESTERN BELL | RBOC | More |
| 385 | 543 | KAYSVILLE | Utah | US WEST COMMUNICATIONS - MOUNTAIN BELL - UT | RBOC | More |
| 401 | 543 | PAWTUCKET | Rhode Island | LEVEL 3 COMMUNICATIONS - RI | CLEC | More |
| 402 | 543 | BRUNO | Nebraska | WINDSTREAM NEBRASKA, INC. | IND. TELCO | More |
| 403 | 543 | CALGARY | Alberta | TELUS | IND. TELCO | More |
| 404 | 543 | ATLANTA | Georgia | POWERTEL ATLANTA LICENSES, INC. | WIRELESS PROV | More |
| 405 | 543 | OKLA CITY | Oklahoma | LEVEL 3 COMMUNICATIONS, LLC - OK | | More |
| 406 | 543 | MISSOULA | Montana | QWEST CORPORATION | RBOC | More |
| 407 | 543 | WINTERPARK | Florida | NEUTRAL TANDEM-FLORIDA, LLC - FL | | More |
| 408 | 543 | SUNNYVALE | California | PACIFIC BELL | RBOC | More |
| 409 | 543 | PORTARTHUR | Louisiana | SPRINT SPECTRUM L.P. | PCS | More |
| 410 | 543 | SALISBURY | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 543 | PTGSBNZN11 | Pennsylvania | GLOBAL CROSSING LOCAL SERVICES, INC.-PA | CLEC | More |
| 413 | 543 | SPRINGFLD | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 414 | 543 | MILWAUKZN1 | Wisconsin | AMERITECH WISCONSIN | RBOC | More |
| 415 | 543 | SNFC CNTRL | California | PACIFIC BELL | RBOC | More |
| 416 | 543 | TORONTO | Ontario | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 417 | 543 | AVA | Missouri | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO | | More |
| 418 | 543 | CHICOUTIMI | Quebec | Bell Canada | IND. TELCO | More |
| 419 | 543 | MANSFIELD | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 423 | 543 | ELIZABTHTN | Tennessee | UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN | IND. TELCO | More |
| 424 | 543 | CULVERCITY | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 432 | 543 | GOLDSMITH | Texas | ASAP PAGING - TEXAS | WIRELESS PROV | More |
| 440 | 543 | BAINBRIDGE | Ohio | WINDSTREAM WESTERN RESERVE, INC. | IND. TELCO | More |
| 443 | 543 | ARBUTUS | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 450 | 543 | ST THERESE | Quebec | TELUS Mobility | PCS | More |
| 469 | 543 | GRANDPRARI | Texas | NETSPAN CORPORATION DBA FOREMOST TELECOM - TX | | More |
| 480 | 543 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 501 | 543 | BENTON | Arkansas | TELETOUCH COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 502 | 543 | SHEPHEDSVL | Kentucky | WINDSTREAM KENTUCKY WEST, INC. | IND. TELCO | More |
| 503 | 543 | SCAPPOOSE | Oregon | CENTURYTEL OF OREGON, INC. | IND. TELCO | More |
| 504 | 543 | HAMMOND | Louisiana | BELLSOUTH TELECOMM INC - LA | RBOC | More |
| 505 | 543 | DEMING | New Mexico | QWEST CORPORATION | RBOC | More |
| 506 | 543 | Bathurst | New Brunswick | Aliant Telecom (Mobility) | | More |
| 507 | 543 | LAFAYETTE | Minnesota | MCC TELEPHONY OF MINNESOTA, LLC - MN | | More |
| 508 | 543 | FOXBORO | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 509 | 543 | PASCO | Washington | QWEST CORPORATION | RBOC | More |
| 510 | 543 | OKLD MN-PD | California | SPRINT SPECTRUM L.P. | PCS | More |
| 512 | 543 | SAN MARCOS | Texas | MTPCS, LLC | PCS | More |
| 513 | 543 | CINCINNATI | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 514 | 543 | Montreal | Quebec | Videotron General Partnership | CLEC | More |
| 515 | 543 | DUNCOMBE | Iowa | WEBSTER - CALHOUN COOPERATIVE TELEPHONE ASSN. | IND. TELCO | More |
| 516 | 543 | NASSAUZN06 | New York | SPRINT SPECTRUM L.P. | PCS | More |
| 517 | 543 | CHARLOTTE | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 518 | 543 | HAGUE | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 519 | 543 | Galt | Ontario | Execulink Telecom Inc. | IND. TELCO | More |
| 520 | 543 | WICKENBURG | Arizona | PAC - WEST TELECOMM, INC. - AZ | CLEC | More |
| 530 | 543 | SOUTHTAHOE | California | PACIFIC BELL | RBOC | More |
| 540 | 543 | MADISON | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 541 | 543 | EUGENE | Oregon | SPRINT SPECTRUM L.P. | PCS | More |
| 559 | 543 | HURON | California | TW TELECOM OF CALIFORNIA LP - CA | CLEC | More |
| 561 | 543 | WPALMBEACH | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 562 | 543 | CMTN CMTN | California | U.S. TELEPACIFIC CORP. - CA | CLEC | More |
| 563 | 543 | DUBUQUE | Iowa | UNITED STATES CELLULAR CORP. - IOWA | WIRELESS PROV | More |
| 570 | 543 | TAYLOR | Pennsylvania | XO COMMUNICATIONS SERVICES INC - PA | CAP | More |
| 573 | 543 | ST MARYS | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 575 | 543 | DEMING | New Mexico | QWEST CORPORATION | RBOC | More |
| 580 | 543 | GRIGGS | Oklahoma | PANHANDLE TELEPHONE COOPERATIVE, INC. | IND. TELCO | More |
| 585 | 543 | OLEAN | New York | TELEPORT COMMUNICATIONS GROUP - NY | CAP | More |
| 601 | 543 | HATTIESBG | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 602 | 543 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 603 | 543 | CLAREMONT | New Hampshire | NO NEW ENGLAND TEL OP DBA FAIRPOINT COMM - NH | RBOC | More |
| 604 | 543 | NEWTON | British Columbia | TELUS | IND. TELCO | More |
| 605 | 543 | CROOKS | South Dakota | ALLIANCE COMMUNICATIONS COOPERATIVE, INC. (BALTIC) | IND. TELCO | More |
| 606 | 543 | EVARTS | Kentucky | WINDSTREAM KENTUCKY EAST, INC. - LONDON | | More |
| 607 | 543 | CORTLAND | New York | SPRINT SPECTRUM L.P. | PCS | More |
| 608 | 543 | ARGYLE | Wisconsin | CENTURYTEL CENTRAL WISCONSIN LLC DBA CENTURYLINK | | More |
| 609 | 543 | BURLINGTON | New Jersey | XO NEW JERSEY, INC. | CLEC | More |
| 610 | 543 | PHPHSBZN13 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 612 | 543 | TWINCITIES | Minnesota | QWEST CORPORATION | RBOC | More |
| 613 | 543 | MORRISBURG | Ontario | Bell Canada | IND. TELCO | More |
| 614 | 543 | WORTHINGTN | Ohio | XO OHIO, INC. | CLEC | More |
| 615 | 543 | GOODLETSVL | Tennessee | NUVOX COMMUNICATIONS | CLEC | More |
| 616 | 543 | GANGES | Michigan | FRONTIER NORTH, INC. - MI | IND. TELCO | More |
| 617 | 543 | BOSTON | Massachusetts | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 618 | 543 | JOPPA | Illinois | FRONTIER NORTH, INC. - IL | IND. TELCO | More |
| 619 | 543 | SNDG SNDG | California | PACIFIC BELL | RBOC | More |
| 620 | 543 | BUHLER | Kansas | UNITED TEL CO. OF KANSAS DBA CENTURYLINK | IND. TELCO | More |
| 626 | 543 | COVINA | California | TW TELECOM OF CALIFORNIA LP - CA | CLEC | More |
| 630 | 543 | ELMHURST | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 631 | 543 | COMMACK | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 636 | 543 | FSSCRSTLCY | Missouri | TELEPORT COMMUNICATIONS GROUP - ST. LOUIS | CAP | More |
| 646 | 543 | NWYRCYZN01 | New York | BANDWIDTH.COM CLEC, LLC - NY | | More |
| 650 | 543 | SAN JOSE | California | U.S. TELEPACIFIC CORP. - CA | CLEC | More |
| 660 | 543 | WARRENSBURG | Missouri | EMBARQ MISSOURI, INC. - MO DBA CENTURYLINK | IND. TELCO | More |
| 661 | 543 | ROSAMOND | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 662 | 543 | TUNICA | Mississippi | POWERTEL MEMPHIS LICENSES, INC. | WIRELESS PROV | More |
| 678 | 543 | ATLANTA NORTHEAST | Georgia | ALLEGIANCE TELECOM, INC. - GA | CLEC | More |
| 701 | 543 | HATTON | North Dakota | QWEST CORPORATION | RBOC | More |
| 702 | 543 | LAS VEGAS | Nevada | PAC - WEST TELECOMM, INC. - NV | CLEC | More |
| 703 | 543 | BRADDOCK | District of Columbia | XO VIRGINIA, LLC | CLEC | More |
| 704 | 543 | CHARLOTTE | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 705 | 543 | MIDLAND | Ontario | Bell Canada | IND. TELCO | More |
| 706 | 543 | ATHENS | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 707 | 543 | SANTA ROSA | California | PACIFIC BELL | RBOC | More |
| 708 | 543 | CHICAGOHTS | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 709 | 543 | PORT BLANDFORD | Newfoundland | Aliant Telecom (NF) | IND. TELCO | More |
| 713 | 543 | HOUSTON NATIONAL | Texas | SOUTHWESTERN BELL | RBOC | More |
| 714 | 543 | SANTA ANA | California | PACIFIC BELL | RBOC | More |
| 715 | 543 | MANITOWISH WATERS | Wisconsin | CENTURYTEL NW WISCONSIN LLC DBA CENTURYLINK | IND. TELCO | More |
| 716 | 543 | BUFFALO | New York | LEVEL 3 COMMUNICATIONS, LLC - NY | CLEC | More |
| 717 | 543 | ALFARATA | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 718 | 543 | NYCZ 5 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 719 | 543 | PUEBLO | Colorado | QWEST CORPORATION | RBOC | More |
| 724 | 543 | KITTANNING | Pennsylvania | WINDSTREAM PENNSYLVANIA, INC. | IND. TELCO | More |
| 727 | 543 | PLANT CITY | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 732 | 543 | NEW BRUNSWICK | New Jersey | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 734 | 543 | DETROIT | Michigan | XO COMMUNICATIONS SERVICES, INC. - MI | CLEC | More |
| 740 | 543 | AMSTERDAM | Ohio | FRONTIER NORTH, INC. - OH | IND. TELCO | More |
| 757 | 543 | NFKZ 2 | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 760 | 543 | OCEANSIDE: PENDLETO | California | MPOWER COMMUNICATIONS CORP - CA | CLEC | More |
| 763 | 543 | GOLDEN VALLEY | Minnesota | QWEST CORPORATION | RBOC | More |
| 765 | 543 | INDIANAPOLIS | Indiana | SPRINT SPECTRUM L.P. | PCS | More |
| 770 | 543 | ATLANTA NORTHEAST | Georgia | DELTACOM, INC. - GA | CLEC | More |
| 773 | 543 | CHICGOZN04 | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 780 | 543 | Vegreville | Alberta | Bell Mobility | WIRELESS PROV | More |
| 781 | 543 | WALTHAM | Massachusetts | NORFOLK COUNTY INTERNET, INC. | CLEC | More |
| 785 | 543 | PHILLIPSBURG | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 786 | 543 | MIAMI | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 787 | 543 | GUAYANILLA | Puerto Rico | SPRINT SPECTRUM L.P. | PCS | More |
| 801 | 543 | KAYSVILLE | Utah | QWEST CORPORATION | RBOC | More |
| 803 | 543 | COLUMBIA | South Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC | WIRELESS PROV | More |
| 804 | 543 | RICHMOND | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
| 805 | 543 | SAN LUIS OBISPO | California | PACIFIC BELL | RBOC | More |
| 806 | 543 | LUBBOCK | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 807 | 543 | MCKENZIE PORTAGE | Ontario | Bell Canada | IND. TELCO | More |
| 808 | 543 | HONOLULU | Hawaii | HAWAIIAN TELCOM, INC. - HI | IND. TELCO | More |
| 810 | 543 | WARREN | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 812 | 543 | TERRE HAUTE | Indiana | AT&T LOCAL | CLEC | More |
| 813 | 543 | TAMPA | Florida | PORTA-PHONE DIV OF JOHN H. PHIPPS DBA AM MESG SVC | WIRELESS PROV | More |
| 814 | 543 | MOUNT UNION | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 815 | 543 | ROCKFORD | Illinois | UNITED STATES CELLULAR CORP. - ILLINOIS | WIRELESS PROV | More |
| 817 | 543 | FORT WORTH CRESTVIE | Texas | SOUTHWESTERN BELL | RBOC | More |
| 818 | 543 | GLENDALE | California | PACIFIC BELL | RBOC | More |
| 819 | 543 | Stoke | Quebec | Videotron General Partnership | CLEC | More |
| 828 | 543 | MAIDEN | North Carolina | SPRINGBOARD TELECOM, LLC - NC | | More |
| 832 | 543 | HOUSTON | Texas | BROADWING COMMUNICATIONS, LLC - TX | CLEC | More |
| 843 | 543 | GEORGETOWN | South Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 845 | 543 | NEWBURGH | New York | THE BEEPER PEOPLE INC. DBA AIRPAGE | WIRELESS PROV | More |
| 847 | 543 | GRAYS LAKE | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 850 | 543 | MONTGOMERY | Alabama | SPRINT SPECTRUM L.P. | PCS | More |
| 856 | 543 | LAUREL SPRINGS | New Jersey | MCI WORLDCOM COMMUNICATIONS, INC., NJ | CLEC | More |
| 859 | 543 | LEXINGTON LKSD | Kentucky | WINDSTREAM KENTUCKY EAST, INC. - LEXINGTON | | More |
| 860 | 543 | HARTFORD | Connecticut | SOUTHERN NEW ENGLAND TELEPHONE CO. | IND. TELCO | More |
| 864 | 543 | NINETY SIX | South Carolina | UNITED TELEPHONE CO CAROLINAS DBA CENTURYLINK | IND. TELCO | More |
| 870 | 543 | PINE BLUFF | Arkansas | SOUTHWESTERN BELL | RBOC | More |
| 901 | 543 | MEMPHIS | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 902 | 543 | BRIDGEWATER | Nova Scotia | Aliant Telecom (NS) | IND. TELCO | More |
| 903 | 543 | SIMMS | Texas | VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW | | More |
| 904 | 543 | PONTE VEDRA BEACH | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 905 | 543 | HAMILTON | Ontario | Bell Canada | IND. TELCO | More |
| 907 | 543 | BETHEL | Alaska | UNITED-KUC, INC. - AK | | More |
| 908 | 543 | NEWARK | New Jersey | XO NEW JERSEY, INC. | CLEC | More |
| 909 | 543 | LOS ANGELES | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 910 | 543 | LKWACCAMAW | North Carolina | TELCOVE OPERATIONS, INC. - NC | CLEC | More |
| 912 | 543 | NASHVILLE | Georgia | WINDSTREAM GEORGIA COMMUNICATIONS CORP. | IND. TELCO | More |
| 913 | 543 | KANSAS CITY | Kansas | BIRCH TELECOM OF KANSAS, INC. | CLEC | More |
| 915 | 543 | EL PASO MAIN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 916 | 543 | SACRAMENTO | California | XO CALIFORNIA, INC. | CLEC | More |
| 917 | 543 | NEW YORK CITY ZONE | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 918 | 543 | INOLA | Oklahoma | OKLAHOMA COMMUNICATION SYSTEM, INC. | IND. TELCO | More |
| 919 | 543 | DURHAM | North Carolina | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC - NC | IND. TELCO | More |
| 920 | 543 | WISCONSIN | Wisconsin | TELEPORT COMMUNICATIONS GROUP - MILWAUKEE | CAP | More |
| 925 | 543 | BISHOP RANCH | California | PACIFIC BELL | RBOC | More |
| 928 | 543 | PHOENIX | Arizona | PAC - WEST TELECOMM, INC. - AZ | CLEC | More |
| 937 | 543 | CINCINNATI | Ohio | SPRINT SPECTRUM L.P. | PCS | More |
| 941 | 543 | NORTH FORT MYERS-SU | Florida | EMBARQ FLORIDA, INC. DBA CENTURYLINK | IND. TELCO | More |
| 949 | 543 | ALISO VIEJO | California | COX CALIFORNIA TELCOM, L.L.C. - CA | CLEC | More |
| 951 | 543 | RIVERSIDE | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 952 | 543 | GOLDEN VALLEY | Minnesota | QWEST CORPORATION | RBOC | More |
| 954 | 543 | POMPANO BEACH | Florida | TELCOVE INVESTMENT, LLC - FL | CLEC | More |
| 956 | 543 | BROWNSVL | Texas | SPRINT SPECTRUM L.P. | PCS | More |
| 970 | 543 | GREELEY | Colorado | VOICE NETWORKS, INC. | CLEC | More |
| 972 | 543 | DALLAS | Texas | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 973 | 543 | MENDHAM | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 978 | 543 | NORTH READING | Massachusetts | LOCAL ACCESS LLC - MA | | More |
| 979 | 543 | EL CAMPO | Texas | SOUTHWESTERN BELL | RBOC | More |
| 985 | 543 | HAMMOND | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
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