Area Code | Prefix | City/Switch Name (Click for city search) | State/Prov. Area Map | Telephone Company Web link | Telco Type | More Info |
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201 | 423 | JERSEYCITY | New Jersey | SPRINT SPECTRUM L.P. | PCS | More |
202 | 423 | WSHNGTNZN1 | Maryland | SPRINT SPECTRUM L.P. | PCS | More |
203 | 423 | WILTON | Connecticut | TELEPORT COMMUNICATIONS GROUP - NEW YORK - CT | CAP | More |
204 | 423 | PINEY | Manitoba | MTS Inc. | IND. TELCO | More |
205 | 423 | BIRMINGHAM | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
206 | 423 | SEATTLE | Washington | SPRINT SPECTRUM L.P. | PCS | More |
207 | 423 | BIDDEFORD | Maine | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
208 | 423 | TWIN FALLS | Idaho | QWEST CORPORATION | RBOC | More |
209 | 423 | STOCKTON | California | SPRINT SPECTRUM L.P. | PCS | More |
210 | 423 | SANANTONIO | Texas | SOUTHWESTERN BELL | RBOC | More |
212 | 423 | NWYRCYZN02 | New York | VERIZON NEW YORK, INC. | RBOC | More |
214 | 423 | FRISCO | Texas | LOGIX COMMUNICATIONS CORPORATION - TX | CLEC | More |
215 | 423 | PHLDLPHZN1 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
217 | 423 | DECATUR | Illinois | AMERITECH ILLINOIS | RBOC | More |
218 | 423 | STURGEONLK | Minnesota | ONVOY, INC. | CLEC | More |
224 | 423 | DESPLAINES | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
225 | 423 | FRENCHSMNT | Louisiana | COX CABLE NEW ORLEANS, INC. | CLEC | More |
226 | 423 | Exeter | Ontario | Bragg Communications Inc. | CLEC | More |
229 | 423 | FITZGERALD | Georgia | WINDSTREAM GEORGIA COMMUNICATIONS CORP. | IND. TELCO | More |
231 | 423 | EVART | Michigan | LUCRE, INC. | CLEC | More |
240 | 423 | WSHNGTNZN3 | Virginia | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
248 | 423 | SOUTHFIELD | Michigan | AMERITECH MICHIGAN | RBOC | More |
250 | 423 | FERNIE | British Columbia | TELUS | IND. TELCO | More |
251 | 423 | MOBILE | Alabama | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | WIRELESS PROV | More |
252 | 423 | MANTEO | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
253 | 423 | TACOMA | Washington | ONVOY, LLC - WA | | More |
254 | 423 | KILLEEN | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
256 | 423 | ARDMORE | Alabama | ARDMORE TELEPHONE CO., INC. | IND. TELCO | More |
260 | 423 | FORT WAYNE | Indiana | FRONTIER NORTH, INC. - IN | IND. TELCO | More |
262 | 423 | JACKSON | Wisconsin | GLOBAL CROSSING TELEMANAGEMENT, INC.-WI | CLEC | More |
267 | 423 | PHLDLPHZN4 | Pennsylvania | OMNIPOINT COMMUNICATIONS ENTERPRISES, L.P. | WIRELESS PROV | More |
269 | 423 | DECATUR | Michigan | FRONTIER NORTH, INC. - MI | IND. TELCO | More |
270 | 423 | EDDYVILLE | Kentucky | TOUCHTONE COMMUNICATIONS, INC. DBA ALEC, INC. - KY | LOCAL RESELLER | More |
281 | 423 | BAMMEL | Texas | SOUTHWESTERN BELL | RBOC | More |
289 | 423 | Ajax-Pickering | Ontario | TELUS Mobility | PCS | More |
301 | 423 | WSHNGTNZN5 | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
302 | 423 | DOVER | Delaware | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
303 | 423 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
304 | 423 | CLARKSBURG | West Virginia | CITYNET WEST VIRGINIA, LLC - WV | | More |
305 | 423 | MIAMI | Florida | INTERMEDIA COMMUNICATIONS INC. - FL | CLEC | More |
306 | 423 | DOMREMY | Saskatchewan | SaskTel | IND. TELCO | More |
308 | 423 | BENKELMAN | Nebraska | BENKELMAN TELEPHONE CO., INC. | IND. TELCO | More |
309 | 423 | PEORIA | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
310 | 423 | BEVERLYHLS | California | PACIFIC BELL | RBOC | More |
312 | 423 | CHICGOZN01 | Illinois | BROADWING COMMUNICATIONS, LLC - IL | CLEC | More |
313 | 423 | DETROITZN2 | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | | More |
314 | 423 | LADUE | Missouri | SOUTHWESTERN BELL | RBOC | More |
315 | 423 | SYRACUSE | New York | VERIZON NEW YORK, INC. | RBOC | More |
317 | 423 | INDIANAPLS | Indiana | AMERITECH INDIANA | RBOC | More |
318 | 423 | SHREVEPORT | Louisiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA | WIRELESS PROV | More |
319 | 423 | CLERMONT | Iowa | TCG OMAHA - IA | CLEC | More |
323 | 423 | LSAN DA 03 | California | TW TELECOM OF CALIFORNIA LP - CA | CLEC | More |
325 | 423 | LLANO | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
330 | 423 | YOUNGSTOWN | Ohio | LEVEL 3 COMMUNICATIONS, LLC - OH | CLEC | More |
334 | 423 | WEST POINT | Alabama | SOUTHERN COMMUNICATIONS SERVICES | WIRELESS PROV | More |
336 | 423 | KERNERSVL | North Carolina | TIME WARNER COMMUNICATIONS AXS - NC - GREENSBORO | CLEC | More |
337 | 423 | LEESVILLE | Louisiana | LEVEL 3 COMMUNICATIONS, LLC - LA | | More |
347 | 423 | NWYRCYZN06 | New York | SPRINT SPECTRUM L.P. | PCS | More |
352 | 423 | INVERNESS | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
360 | 423 | LONGVIEW | Washington | QWEST CORPORATION | RBOC | More |
361 | 423 | MOULTON | Texas | BANDWIDTH.COM CLEC, LLC - TX | | More |
385 | 423 | SALEM | Utah | US WEST COMMUNICATIONS - MOUNTAIN BELL - UT | RBOC | More |
386 | 423 | NWSMYRNBCH | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
401 | 423 | JAMESTOWN | Rhode Island | VERIZON NEW ENGLAND INC. | RBOC | More |
402 | 423 | LINCOLN | Nebraska | WINDSTREAM NEBRASKA, INC. | IND. TELCO | More |
403 | 423 | EDMONTON | Alberta | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
404 | 423 | ATLANTA | Georgia | SPRINT SPECTRUM L.P. | PCS | More |
405 | 423 | OKLAHOMA CITY | Oklahoma | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OK | | More |
406 | 423 | HOBSON | Montana | CENTRAL MONTANA COMMUNICATIONS, INC. | IND. TELCO | More |
407 | 423 | ORLANDO | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
408 | 423 | SNJS WEST | California | PACIFIC BELL | RBOC | More |
409 | 423 | KIRBYVILLE | Texas | SOUTHWESTERN BELL | RBOC | More |
410 | 423 | COLUMBIA | Maryland | TELEPORT COMMUNICATIONS GROUP AMERICA, INC. - MD | CAP | More |
412 | 423 | PTGSBNZN20 | Pennsylvania | CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA | CLEC | More |
413 | 423 | MILLERSFLS | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
414 | 423 | MILWAUKZN3 | Wisconsin | AMERITECH WISCONSIN | RBOC | More |
415 | 423 | SNFC CNTRL | California | QWEST COMMUNICATIONS COMPANY, LLC | CLEC | More |
415 | 423 | SNFC CNTRL | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
416 | 423 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
417 | 423 | CARTHAGE | Missouri | AERIAL COMMUNICATIONS | WIRELESS PROV | More |
418 | 423 | BLACK LAKE | Quebec | Bell Canada | IND. TELCO | More |
419 | 423 | FINDLAY | Ohio | AMERITECH OHIO | RBOC | More |
425 | 423 | EVERETT | Washington | FRONTIER COMMUNICATIONS NORTHWEST INC. - WA | IND. TELCO | More |
434 | 423 | BACHESHALL | Virginia | COMCAST PHONE OF VIRGINIA, INC. - VA | CLEC | More |
440 | 423 | GATESMILLS | Ohio | AMERITECH OHIO | RBOC | More |
443 | 423 | BALTIMORE | Maryland | BROADWING COMMUNICATIONS. LLC - MD | CLEC | More |
450 | 423 | St-Jude | Quebec | Telecommunications Xittel Inc | | More |
469 | 423 | BLUE RIDGE | Texas | ONVOY, LLC - TX | | More |
480 | 423 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
484 | 423 | PHPHSBZN22 | Pennsylvania | BROADWING COMMUNICATIONS, LLC - PA | CLEC | More |
501 | 423 | LITTLEROCK | Arkansas | TELCOVE INVESTMENT, LLC - AR | CLEC | More |
502 | 423 | LOUISVILLE | Kentucky | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
503 | 423 | PORTLAND | Oregon | QWEST CORPORATION | RBOC | More |
504 | 423 | NEW ORLEANS | Louisiana | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
505 | 423 | BINGHAM | New Mexico | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
506 | 423 | ST LEONARD | New Brunswick | Aliant Telecom(NB) | IND. TELCO | More |
507 | 423 | COTTONWOOD | Minnesota | CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN | | More |
508 | 423 | BILLERICA | Massachusetts | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
509 | 423 | WENATCHEE | Washington | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA | | More |
510 | 423 | OKLD BKLY | California | PAETEC COMMUNICATIONS, INC. - CA | CLEC | More |
512 | 423 | AUSTIN | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
513 | 423 | MIDDLETOWN | Ohio | AMERITECH OHIO | RBOC | More |
514 | 423 | MONTREAL | Quebec | Bell Canada | IND. TELCO | More |
515 | 423 | MASON CITY | Iowa | BANDWIDTH.COM CLEC, LLC - IA | | More |
516 | 423 | NASSAUZN01 | New York | SPRINT SPECTRUM L.P. | PCS | More |
517 | 423 | TECUMSEH | Michigan | FRONTIER NORTH, INC. - MI | IND. TELCO | More |
518 | 423 | ALBANY | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
519 | 423 | BEACHVILLE | Ontario | Bell Canada | IND. TELCO | More |
520 | 423 | CASAGRANDE | Arizona | QWEST CORPORATION | RBOC | More |
530 | 423 | WEAVERVL | California | PAC - WEST TELECOMM, INC. | CLEC | More |
540 | 423 | CULPEPER | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
541 | 423 | CENTRAL PT | Oregon | ADVANCED TELCOM GROUP, INC. - OR | CLEC | More |
559 | 423 | LEMOORE | California | O1 COMMUNICATIONS, INC. - CA | CLEC | More |
561 | 423 | BOYNTONBCH | Florida | XO FLORIDA, INC. | CLEC | More |
562 | 423 | LONG BEACH | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
563 | 423 | CLERMONT | Iowa | ACE TELEPHONE ASSOCIATION - IOWA | IND. TELCO | More |
567 | 423 | PERRYSVL | Ohio | QWEST COMMUNICATIONS COMPANY, LLC | CLEC | More |
570 | 423 | SAYRE | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
571 | 423 | WSNGTNZN17 | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
573 | 423 | BELLEVIEW | Missouri | SOCKET TELECOM, LLC - MO | | More |
575 | 423 | BINGHAM | New Mexico | E.N.M.R. TELEPHONE COOPERATIVE | IND. TELCO | More |
580 | 423 | TEXHOMA | Oklahoma | PANHANDLE TELEPHONE COOPERATIVE, INC. | IND. TELCO | More |
581 | 423 | Sainte-Henedine | Quebec | Telecommunications Xittel Inc | | More |
585 | 423 | ROCHESTER | New York | FRONTIER TELEPHONE OF ROCHESTER INC | IND. TELCO | More |
601 | 423 | MAGEE | Mississippi | TELEPAK NETWORKS, INC. - MS | | More |
602 | 423 | PHOENIX | Arizona | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
603 | 423 | MERRIMACK | New Hampshire | NO NEW ENGLAND TEL OP DBA FAIRPOINT COMM - NH | RBOC | More |
605 | 423 | STURGIS | South Dakota | QWEST CORPORATION | RBOC | More |
606 | 423 | SCIENCE HL | Kentucky | WINDSTREAM KENTUCKY EAST, INC. - LONDON | | More |
607 | 423 | CORTLAND | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
608 | 423 | CAMBRIDGE | Wisconsin | FRONTIER NORTH INC. - WI | IND. TELCO | More |
609 | 423 | PRINCETON | New Jersey | YMAX COMMUNICATIONS CORP. - NJ | | More |
610 | 423 | EXTON | Pennsylvania | ATX TELECOMMUNICATIONS SERVICES, LTD | CLEC | More |
612 | 423 | TWINCITIES | Minnesota | AERIAL COMMUNICATIONS | WIRELESS PROV | More |
613 | 423 | Brockville | Ontario | Telnet Communications | | More |
614 | 423 | WESTERVL | Ohio | LEVEL 3 COMMUNICATIONS, LLC - OH | CLEC | More |
615 | 423 | NASHVILLE | Tennessee | POWERTEL NASHVILLE LICENSES, INC. | WIRELESS PROV | More |
616 | 423 | DECATUR | Michigan | FRONTIER NORTH, INC. - MI | IND. TELCO | More |
617 | 423 | BOSTON | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
618 | 423 | RAMSEY | Illinois | CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL | | More |
619 | 423 | CHULAVISTA | California | PACIFIC BELL | RBOC | More |
620 | 423 | PARSONS | Kansas | SOUTHWESTERN BELL | RBOC | More |
626 | 423 | EL MONTE | California | PAC - WEST TELECOMM, INC. | CLEC | More |
630 | 423 | AURORA | Illinois | TELEPORT COMMUNICATIONS GROUP - CHICAGO | CAP | More |
631 | 423 | HUNTINGTON | New York | VERIZON NEW YORK, INC. | RBOC | More |
641 | 423 | MASON CITY | Iowa | QWEST CORPORATION | RBOC | More |
646 | 423 | NWYRCYZN01 | New York | SPRINT SPECTRUM L.P. | PCS | More |
650 | 423 | OAKLAND | California | PAC - WEST TELECOMM, INC. | CLEC | More |
651 | 423 | ROSEMOUNT | Minnesota | FRONTIER COMMUNICATIONS OF MINNESOTA, INC. | IND. TELCO | More |
660 | 423 | HURDLAND | Missouri | MARK TWAIN RURAL TELEPHONE CO. | IND. TELCO | More |
661 | 423 | LANCASTER | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
662 | 423 | IUKA | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
678 | 423 | NEWNAN | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
701 | 423 | ZEELAND | North Dakota | BEK COMMUNICATIONS COOPERATIVE | IND. TELCO | More |
702 | 423 | LAS VEGAS | Nevada | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NV | WIRELESS PROV | More |
703 | 423 | WASHINGTON ZONE 8 | Maryland | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
704 | 423 | CHARLOTTE | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
705 | 423 | BORDEN ANGUS | Ontario | Bell Canada | IND. TELCO | More |
706 | 423 | COMMERCE | Georgia | WINDSTREAM GEORGIA, INC. | IND. TELCO | More |
707 | 423 | FAIRFIELD | California | PACIFIC BELL | RBOC | More |
708 | 423 | OAK LAWN | Illinois | AMERITECH ILLINOIS | RBOC | More |
709 | 423 | GRANDOIS CROQUE | Newfoundland | Aliant Telecom (NF) | IND. TELCO | More |
712 | 423 | ONAWA | Iowa | QWEST CORPORATION | RBOC | More |
713 | 423 | HOUSTON (MCI) | Texas | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
714 | 423 | ANAHEIM | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
715 | 423 | WISCONSIN RAPIDS | Wisconsin | WOOD COUNTY TELEPHONE CO. | IND. TELCO | More |
716 | 423 | ROCHESTER | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
717 | 423 | NEWBURG | Pennsylvania | UNITED TEL CO. OF PENNSYLVANIA DBA CENTURYLINK | IND. TELCO | More |
718 | 423 | NYCZ 11 | New York | VERIZON NEW YORK, INC. | RBOC | More |
719 | 423 | PUEBLO | Colorado | LEVEL 3 COMMUNICATIONS, LLC - CO | CLEC | More |
720 | 423 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
724 | 423 | KECKSBURG | Pennsylvania | CITIZENS TELEPHONE CO. OF KECKSBURG | IND. TELCO | More |
727 | 423 | CLEARWATER | Florida | SPRINT SPECTRUM L.P. | PCS | More |
731 | 423 | JACKSON | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
732 | 423 | TETERBORO | New Jersey | SPRINT SPECTRUM L.P. | PCS | More |
734 | 423 | PONTIAC | Michigan | XO COMMUNICATIONS SERVICES, INC. - MI | CLEC | More |
740 | 423 | BELPRE | Ohio | AMERITECH OHIO | RBOC | More |
754 | 423 | HOLLYWOOD | Florida | METRO PCS, INC. | | More |
757 | 423 | NFKZ 2 | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
760 | 423 | PALM DESERT | California | MPOWER COMMUNICATIONS CORP - CA | CLEC | More |
765 | 423 | LAFAYETTE | Indiana | FRONTIER NORTH, INC. - IN | IND. TELCO | More |
770 | 423 | MARIETTA | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
773 | 423 | CHICAGO ZONE | Illinois | ALLEGIANCE TELECOM, INC. - IL | CLEC | More |
774 | 423 | FRAMINGHAM | Massachusetts | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | WIRELESS PROV | More |
775 | 423 | FALLON | Nevada | CC COMMUNICATIONS | IND. TELCO | More |
778 | 423 | Cobble Hill | British Columbia | Shaw Telecom Inc. | | More |
779 | 423 | ROCKFORD | Illinois | COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL | CLEC | More |
780 | 423 | EDMONTON | Alberta | TELUS | IND. TELCO | More |
781 | 423 | FRAMINGHAM | Massachusetts | AT&T LOCAL | CLEC | More |
785 | 423 | LAWRENCE | Kansas | SPRINT SPECTRUM L.P. | PCS | More |
786 | 423 | MIAMI | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
787 | 423 | GUAYNABO | Puerto Rico | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
801 | 423 | SALEM | Utah | QWEST CORPORATION | RBOC | More |
802 | 423 | READSBORO | Vermont | TELEPHONE OP CO OF VERMONT DBA FAIRPOINT COMM-VT | RBOC | More |
803 | 423 | BISHOPVILLE RURAL | South Carolina | FARMERS TELEPHONE COOPERATIVE, INC. | IND. TELCO | More |
804 | 423 | MIDLOTHIAN | Virginia | CAVALIER TELEPHONE, LLC | CLEC | More |
805 | 423 | PASO ROBLES | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
806 | 423 | TURKEY | Texas | CAP ROCK TELEPHONE COOPERATIVE | IND. TELCO | More |
808 | 423 | PUULOA | Hawaii | HAWAIIAN TELCOM, INC. - HI | IND. TELCO | More |
810 | 423 | DETROIT | Michigan | SPRINT SPECTRUM L.P. | PCS | More |
812 | 423 | EVANSVILLE | Indiana | AMERITECH INDIANA | RBOC | More |
813 | 423 | TAMPAEST | Florida | YMAX COMMUNICATIONS CORP. - FL | | More |
814 | 423 | LOYSBURG | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
815 | 423 | ELWOOD | Illinois | AMERITECH ILLINOIS | RBOC | More |
816 | 423 | KANSAS CITY | Missouri | TCG KANSAS CITY, INC. - MO | CLEC | More |
817 | 423 | FORT WORTH WEDGEWOO | Texas | SOUTHWESTERN BELL | RBOC | More |
818 | 423 | LOS ANGELES: DA 01 | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
819 | 423 | MONTEBELLO | Quebec | Bell Canada | IND. TELCO | More |
828 | 423 | ASHEVILLE | North Carolina | SPRINT SPECTRUM L.P. | PCS | More |
830 | 423 | SAN ANTONIO | Texas | TEX-LINK COMMUNICATIONS, INC. - TX | CLEC | More |
831 | 423 | SANTA CRUZ | California | PACIFIC BELL | RBOC | More |
832 | 423 | HOUSTON | Texas | SPRINT SPECTRUM L.P. | PCS | More |
843 | 423 | MARION | South Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
845 | 423 | MONTICELLO | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
847 | 423 | CHICAGO | Illinois | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
850 | 423 | CRESTVIEW | Florida | EMBARQ FLORIDA INC. (CENTRAL) DBA CENTURYLINK | IND. TELCO | More |
856 | 423 | PAULSBORO | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
859 | 423 | MOORESVL | Kentucky | SBC INTERNET SERVICES, INC. | | More |
860 | 423 | WILLIMANTIC | Connecticut | SOUTHERN NEW ENGLAND TELEPHONE CO. | IND. TELCO | More |
863 | 423 | OKEECHOBEE | Florida | AMERICAN MESSAGING SERVICES, LLC | WIRELESS PROV | More |
864 | 423 | GREENVILLE | South Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC | WIRELESS PROV | More |
870 | 423 | BERRYVILLE | Arkansas | WINDSTREAM ARKANSAS, INC. | IND. TELCO | More |
902 | 423 | HALIFAX | Nova Scotia | Aliant Telecom (NS) | IND. TELCO | More |
903 | 423 | GREENVILLE | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
904 | 423 | JACKSONVL | Florida | SPRINT SPECTRUM L.P. | PCS | More |
905 | 423 | AJAX PICKERING | Ontario | Rogers Communications Partnership (Cable) | CLEC | More |
907 | 423 | CORDOVA | Alaska | GCI COMMUNICATION CORP. DBA GENERAL COMMUNICATION | CLEC | More |
908 | 423 | WHITEHOUSE | New Jersey | UNITED TEL. CO. OF NEW JERSEY DBA CENTURYLINK | IND. TELCO | More |
909 | 423 | COLTON | California | PACIFIC BELL | RBOC | More |
910 | 423 | FAYETTEVILLE LAFAY | North Carolina | CAROLINA TEL AND TEL CO., LLC DBA CENTURYLINK | IND. TELCO | More |
912 | 423 | FITZGERALD | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
914 | 423 | WCHZ 1 | New York | VERIZON NEW YORK, INC. | RBOC | More |
915 | 423 | LLANO | Texas | ALLTEL COMMUNICATIONS, INC. - TX | WIRELESS PROV | More |
916 | 423 | ELK GROVE | California | CITIZENS TELECOM CA. DBA FRONTIER COM OF CA | IND. TELCO | More |
917 | 423 | NASSAU ZONES 2 3 5 | New York | ALLEGIANCE TELECOM, INC. - NY | CLEC | More |
918 | 423 | MCALESTER | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
919 | 423 | DURHAM | North Carolina | SPRINT SPECTRUM L.P. | PCS | More |
920 | 423 | GREEN BAY | Wisconsin | GLOBAL CROSSING TELEMANAGEMENT, INC.-WI | CLEC | More |
925 | 423 | LIVERMORE | California | PACIFIC BELL | RBOC | More |
929 | 423 | NWYRCYZN15 | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
937 | 423 | GREENVILLE | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
940 | 423 | WINDTHORST | Texas | COMMUNITY TELEPHONE CO. | IND. TELCO | More |
941 | 423 | NORTH PORT | Florida | VERIZON FLORIDA INC. | IND. TELCO | More |
949 | 423 | SANTA ANA IRVINE | California | ALLEGIANCE TELECOM, INC. - CA | CLEC | More |
951 | 423 | PERRIS | California | QWEST COMMUNICATIONS COMPANY, LLC | CLEC | More |
952 | 423 | ROSEMOUNT | Minnesota | FRONTIER COMMUNICATIONS OF MINNESOTA, INC. | IND. TELCO | More |
954 | 423 | FORT LAUDERDALE | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
956 | 423 | HARLINGEN | Texas | SOUTHWESTERN BELL | RBOC | More |
970 | 423 | BRECKENRDG | Colorado | ONVOY, INC. - CO | | More |
972 | 423 | PLANO | Texas | GTE-SW DBA VERIZON SW INC.-TX | IND. TELCO | More |
973 | 423 | HALEDON | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
978 | 423 | LOWELL | Massachusetts | SPRINT SPECTRUM L.P. | PCS | More |
989 | 423 | HOUGHTONLK | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
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