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 | 621 | HACKENSACK | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
202 | 621 | WASHINGTON ZONE 1 | Virginia | BROADVIEW NETWORKS, INC. - DC | | More |
203 | 621 | DARIEN | Connecticut | PAETEC COMMUNICATIONS, LLC - CT | | More |
204 | 621 | DAUPHIN | Manitoba | MTS Inc. | | More |
205 | 621 | ALABASTER | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
206 | 621 | SEATTLE | Washington | QWEST CORPORATION | RBOC | More |
207 | 621 | AUGUSTA | Maine | CONSOLIDATED COMM OF NO. NEW ENGLAND-ME | RBOC | More |
208 | 621 | LAPWAI | Idaho | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
209 | 621 | FRESNO | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
210 | 621 | SANANTONIO | Texas | SOUTHWESTERN BELL | RBOC | More |
212 | 621 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
213 | 621 | LSAN DA 01 | California | PACIFIC BELL | RBOC | More |
214 | 621 | GRANDPRARI | Texas | METROPCS, INC. | | More |
215 | 621 | PHLDLPHZN3 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
216 | 621 | CLEVELAND | Ohio | OHIO BELL TEL CO | RBOC | More |
217 | 621 | CHAMPAURBN | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
218 | 621 | PALISADE | Minnesota | PAUL BUNYAN RURAL TELEPHONE COOP. | CLEC | More |
225 | 621 | GONZALES | Louisiana | EAST ASCENSION TELEPHONE COMPANY, LLC | IND. TELCO | More |
229 | 621 | AMERICUS | Georgia | POWERTEL ATLANTA LICENSES, INC. | WIRELESS PROV | More |
240 | 621 | WSNGTNZN11 | Maryland | BANDWIDTH.COM CLEC, LLC - MD | | More |
248 | 621 | W BLOOMFLD | Michigan | 123.NET, INC. | CLEC | More |
250 | 621 | GREENVILLE | British Columbia | TELUS | IND. TELCO | More |
251 | 621 | MOBILE | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
252 | 621 | GREENVILLE | North Carolina | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
256 | 621 | DECATUR | Alabama | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
262 | 621 | LAKEGENEVA | Wisconsin | AMERICAN MESSAGING SERVICES, LLC | | More |
267 | 621 | DOYLESTOWN | Pennsylvania | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | WIRELESS PROV | More |
269 | 621 | HARTFORD | Michigan | FRONTIER NORTH, INC. - MI | IND. TELCO | More |
270 | 621 | MADISONVL | Kentucky | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KY | WIRELESS PROV | More |
276 | 621 | CRIPPLECRK | Virginia | UNITED TELEPHONE-SOUTHEAST-VA DBA CENTURYLINK-VA | IND. TELCO | More |
281 | 621 | HOUSTON | Texas | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
289 | 621 | King City | Ontario | Fibernetics Corporation | | More |
301 | 621 | WSNG238Z14 | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
302 | 621 | HOCKESSIN | Delaware | ONVOY, LLC - DE | | More |
303 | 621 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
304 | 621 | ELKINS | West Virginia | UNITED STATES CELLULAR - WV | WIRELESS PROV | More |
305 | 621 | NORTH DADE | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
306 | 621 | YORKTON | Saskatchewan | SaskTel Mobility | | More |
307 | 621 | BUFFALO | Wyoming | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | WIRELESS PROV | More |
309 | 621 | PEORIA | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
310 | 621 | CULVERCITY | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
312 | 621 | CHICGOZN01 | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
313 | 621 | DETROITZN6 | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
314 | 621 | ST LOUIS | Missouri | SOUTHWESTERN BELL | RBOC | More |
315 | 621 | POTSDAM | New York | ONVOY, LLC- NY | | More |
316 | 621 | EL DORADO | Kansas | WINDSTREAM NUVOX KANSAS, LLC | CLEC | More |
317 | 621 | FISHERS | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
318 | 621 | SHREVEPORT | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
319 | 621 | IOWA CITY | Iowa | T-MOBILE USA, INC. | WIRELESS PROV | More |
321 | 621 | TITUSVILLE | Florida | ONVOY, LLC - FL | | More |
323 | 621 | MONTEBELLO | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
330 | 621 | WOOSTER | Ohio | T-MOBILE USA, INC. | WIRELESS PROV | More |
334 | 621 | CLAYTON | Alabama | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | WIRELESS PROV | More |
336 | 621 | GREENSBORO | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
347 | 621 | NWYRCYZN04 | New York | CABLEVISION LIGHTPATH, INC. - NY | CLEC | More |
352 | 621 | HOMOSSSSPG | Florida | CENTURYLINK OF FLORIDA, INC. (UNITED) | IND. TELCO | More |
360 | 621 | SILVERDALE | Washington | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA | | More |
361 | 621 | PETTUS | Texas | CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK | IND. TELCO | More |
385 | 621 | OGDEN | Utah | US WEST COMMUNICATIONS - MOUNTAIN BELL - UT | RBOC | More |
401 | 621 | PROVIDENCE | Rhode Island | VERIZON NEW ENGLAND INC. | RBOC | More |
402 | 621 | NELSON | Nebraska | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE | | More |
403 | 621 | Canmore | Alberta | Bell West Inc. | | More |
404 | 621 | ATLANTA | Georgia | POWERTEL ATLANTA LICENSES, INC. | WIRELESS PROV | More |
405 | 621 | BETHANY | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
406 | 621 | FORTBENTON | Montana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT | WIRELESS PROV | More |
407 | 621 | WINTERPARK | Florida | CENTURYLINK OF FLORIDA, INC. (UNITED) | IND. TELCO | More |
408 | 621 | SARATOGA | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
409 | 621 | GALVESTON | Texas | SOUTHWESTERN BELL | RBOC | More |
410 | 621 | PRINCEANNE | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
412 | 621 | PTTSBGZON1 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
414 | 621 | MILWAUKEE | Wisconsin | 2ND CENTURY COMMUNICATIONS, INC. - | | More |
415 | 621 | SNFC CNTRL | California | PACIFIC BELL | RBOC | More |
416 | 621 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
417 | 621 | JOPLIN | Missouri | SOUTHWESTERN BELL | RBOC | More |
418 | 621 | QUEBEC | Quebec | Bell Canada | IND. TELCO | More |
419 | 621 | SANDUSKY | Ohio | OHIO BELL TEL CO | RBOC | More |
423 | 621 | MORRISTOWN | Tennessee | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN | WIRELESS PROV | More |
435 | 621 | VERNAL | Utah | T-MOBILE USA, INC. | WIRELESS PROV | More |
440 | 621 | BAINBRIDGE | Ohio | CEBRIDGE TELECOM OH, LLC DBA SUDDENLINK COMM | | More |
443 | 621 | BALTIMORE | Maryland | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
450 | 621 | ST THERESE | Quebec | Bell Canada | IND. TELCO | More |
469 | 621 | DALLAS | Texas | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | CAP | More |
470 | 621 | ATLANTA NE | Georgia | TELEPORT COMMUNICATIONS AMERICA, LLC - GA | CLEC | More |
478 | 621 | MACON | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
479 | 621 | ROGERS | Arkansas | SOUTHWESTERN BELL | RBOC | More |
480 | 621 | PHOENIX | Arizona | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | CLEC | More |
484 | 621 | PHPHSBZN12 | Pennsylvania | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA | CLEC | More |
501 | 621 | LITTLEROCK | Arkansas | TELNYX LLC | | More |
502 | 621 | LOUISVILLE | Kentucky | AMERICAN MESSAGING SERVICES, LLC | | More |
503 | 621 | PORTLAND | Oregon | QWEST CORPORATION | RBOC | More |
504 | 621 | KENNER | Louisiana | VOICESTREAM GSM I, LLC | | More |
505 | 621 | LAS CRUCES | New Mexico | ONVOY, LLC - NM | | More |
507 | 621 | ST JAMES | Minnesota | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN | | More |
508 | 621 | WESTBORO | Massachusetts | TC SYSTEMS, INC. | CAP | More |
509 | 621 | NEWMANLAKE | Washington | COMCAST IP PHONE, LLC | | More |
510 | 621 | RICHMOND | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
512 | 621 | AUSTIN | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
513 | 621 | CINCINNATI | Ohio | CINCINNATI BELL | IND. TELCO | More |
514 | 621 | ST GENEVIEVE | Quebec | Fido Solutions Inc. | | More |
516 | 621 | NASSAUZN04 | New York | VERIZON NEW YORK, INC. | RBOC | More |
517 | 621 | MUNITH | Michigan | TELNET WORLDWIDE, INC. | CLEC | More |
518 | 621 | TUPPER LAKE | New York | VERIZON NEW YORK, INC. | RBOC | More |
519 | 621 | GALT | Ontario | Bell Canada | IND. TELCO | More |
520 | 621 | TUCSON | Arizona | QWEST CORPORATION | RBOC | More |
530 | 621 | PLVL WEST | California | PACIFIC BELL | RBOC | More |
540 | 621 | FREDECKSBG | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
541 | 621 | MEDFORD | Oregon | UNITED STATES CELLULAR - OR | WIRELESS PROV | More |
559 | 621 | FRESNO | California | PACIFIC BELL | RBOC | More |
561 | 621 | WPALMBEACH | Florida | ONVOY SPECTRUM, LLC | | More |
562 | 621 | ALAMITOS | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
567 | 621 | FTRECOVERY | Ohio | LEVEL 3 COMMUNICATIONS, LLC - OH | CLEC | More |
570 | 621 | POTTSVILLE | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
571 | 621 | MANASSAS | Virginia | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
573 | 621 | SIKESTON | Missouri | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO | | More |
574 | 621 | OSCEOLA | Indiana | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
575 | 621 | LAS CRUCES | New Mexico | T-MOBILE USA, INC. | WIRELESS PROV | More |
580 | 621 | FREEDOM | Oklahoma | PIONEER TEL. COOP., INC. | IND. TELCO | More |
585 | 621 | ROCHESTER | New York | FRONTIER TELEPHONE OF ROCHESTER, INC. | IND. TELCO | More |
601 | 621 | MERIDIAN | Mississippi | LEVEL 3 COMMUNICATIONS, LLC - MS | | More |
602 | 621 | PHOENIX | Arizona | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | WIRELESS PROV | More |
603 | 621 | MANCHESTER | New Hampshire | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | RBOC | More |
604 | 621 | Abbotsford | British Columbia | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
605 | 621 | MADISON | South Dakota | INTERSTATE TELECOMMUNICATIONS COOPERATIVE, INC. | | More |
606 | 621 | HARLAN | Kentucky | LEVEL 3 COMMUNICATIONS, LLC - KY | CLEC | More |
607 | 621 | BINGHAMTON | New York | TC SYSTEMS, INC. - NY | CAP | More |
608 | 621 | PLATTEVL | Wisconsin | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
609 | 621 | PEMBERTON | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ | CLEC | More |
610 | 621 | READING | Pennsylvania | LEVEL 3 COMMUNICATIONS, LLC - PA | CLEC | More |
612 | 621 | TWINCITIES | Minnesota | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
613 | 621 | Carleton Place | Ontario | Bell Mobility | WIRELESS PROV | More |
614 | 621 | COLUMBUS | Ohio | OHIO BELL TEL CO | RBOC | More |
615 | 621 | NASHVILLE | Tennessee | TELEPORT COMMUNICATIONS AMERICA, LLC - TN | | More |
616 | 621 | HARTFORD | Michigan | FRONTIER NORTH, INC. - MI | IND. TELCO | More |
617 | 621 | CAMBRIDGE | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
618 | 621 | EWING | Illinois | VONAGE AMERICA LLC | | More |
619 | 621 | CHULAVISTA | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
620 | 621 | LIBERAL | Kansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
626 | 621 | AZUSA | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
630 | 621 | W CHICAGO | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
631 | 621 | NEW YORK CITY | New York | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | CLEC | More |
641 | 621 | PELLA | Iowa | WINDSTREAM IOWA COMMUNICATIONS, INC. | | More |
646 | 621 | MANHATTAN | New York | METROPCS, INC. | | More |
647 | 621 | Toronto | Ontario | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
650 | 621 | PALO ALTO | California | PACIFIC BELL | RBOC | More |
651 | 621 | TWINCITIES | Minnesota | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | CLEC | More |
657 | 621 | WESTMINSTR | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
660 | 621 | PRAIRIE LICK | Missouri | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO | | More |
661 | 621 | LOS ANGELES | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
662 | 621 | CLARKSDALE | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
678 | 621 | ATLANTA NORTHEAST | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
681 | 621 | BLUEFIELD | West Virginia | T-MOBILE USA, INC. | WIRELESS PROV | More |
689 | 621 | KISSIMMEE | Florida | ONVOY SPECTRUM, LLC | | More |
701 | 621 | STANLEY | North Dakota | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND | WIRELESS PROV | More |
702 | 621 | LAS VEGAS | Nevada | XO NEVADA, LLC | CLEC | More |
703 | 621 | WASHINGTON DC | Virginia | LEVEL 3 COMMUNICATIONS, LLC - VA | CLEC | More |
704 | 621 | CHARLOTTE | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
705 | 621 | Sudbury | Ontario | Bell Aliant Regional Communications | | More |
706 | 621 | ATLANTA | Georgia | LEVEL 3 COMMUNICATIONS, LLC - GA | CLEC | More |
707 | 621 | UKIAH | California | UNITED STATES CELLULAR - CA | CLEC | More |
708 | 621 | NORTHBROOK | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
709 | 621 | CHANGE ISLAND | Newfoundland | Aliant Telecom (NF) | IND. TELCO | More |
712 | 621 | RED OAK | Iowa | UNITED STATES CELLULAR - IA | WIRELESS PROV | More |
713 | 621 | HOUSTON NATIONAL | Texas | SOUTHWESTERN BELL | RBOC | More |
714 | 621 | ORANGE | California | PACIFIC BELL | RBOC | More |
715 | 621 | PRESQUE IS | Wisconsin | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
716 | 621 | ROCHESTER | New York | TIME WARNER CABLE INFO SVCE (NEW YORK) LLC-NY | | More |
717 | 621 | LANCASTER | Pennsylvania | METROPCS, INC. | | More |
718 | 621 | NYCZ 7 | New York | VERIZON NEW YORK, INC. | RBOC | More |
719 | 621 | PUEBLO | Colorado | COMCAST IP PHONE, LLC | | More |
720 | 621 | DENVER | Colorado | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
724 | 621 | PROSPECT | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
727 | 621 | CLEARWATER | Florida | NUSO, LLC | | More |
731 | 621 | GREENFIELD | Tennessee | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN | WIRELESS PROV | More |
732 | 621 | NEW BRUNSWICK | New Jersey | TELEPORT COMMUNICATIONS AMERICA, LLC - NJ | CAP | More |
734 | 621 | DETROIT | Michigan | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI | CLEC | More |
740 | 621 | NEW LEXINGTON | Ohio | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
757 | 621 | NORFOLK ZONE 2 | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
760 | 621 | SAN MARCOS | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
765 | 621 | ANDERSON | Indiana | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
770 | 621 | TUCKER | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
772 | 621 | PORT ST LUCIE | Florida | METROPCS, INC. | | More |
773 | 621 | CHICGOZN03 | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
775 | 621 | RENO | Nevada | MATRIX TELECOM, LLC. S/I/I TNCI - NV | CLEC | More |
780 | 621 | DRAYTON VALLEY | Alberta | TELUS | IND. TELCO | More |
781 | 621 | WAKEFIELD | Massachusetts | RCN TELECOM SERVICES, INC. - MA | CLEC | More |
785 | 621 | HAYS KANSAS | Kansas | NEX-TECH, LLC - KS | CLEC | More |
786 | 621 | MIAMI | Florida | WINDSTREAM NUVOX, INC. - FL | CLEC | More |
787 | 621 | MANATI | Puerto Rico | LIBERTY MOBILE PUERTO RICO INC. | CLEC | More |
801 | 621 | OGDEN | Utah | QWEST CORPORATION | RBOC | More |
803 | 621 | BARNWELL | South Carolina | IDT AMERICA, CORP. - SC | | More |
804 | 621 | CHESTER | Virginia | LEVEL 3 COMMUNICATIONS, LLC - VA | CLEC | More |
805 | 621 | SAN LUIS OBISPO | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
806 | 621 | BORGER | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
807 | 621 | Thunder Bay | Ontario | Thunder Bay Mobility | | More |
808 | 621 | WAHIAWA | Hawaii | HAWAIIAN TELCOM, INC. - HI | IND. TELCO | More |
810 | 621 | LENNON | Michigan | LENNON TEL. CO. | IND. TELCO | More |
812 | 621 | VERSAILLES | Indiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | WIRELESS PROV | More |
813 | 621 | TAMPA | Florida | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA | IND. TELCO | More |
814 | 621 | MARIENVL | Pennsylvania | ONVOY, LLC - PA | | More |
815 | 621 | CHICAGO | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
816 | 621 | KANSASCITY | Missouri | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO | | More |
817 | 621 | ARLINGTON | Texas | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
818 | 621 | SHERMAN OAKS | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
819 | 621 | PLESSISVILLE | Quebec | Bell Canada | IND. TELCO | More |
828 | 621 | BARNARDSVL | North Carolina | CHARTER FIBERLINK NC-CCO, LLC - NC | | More |
831 | 621 | SAN FRANCISCO | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
832 | 621 | HOUSTON | Texas | MATRIX TELECOM, LLC. S/I/I TNCI - TX | CLEC | More |
843 | 621 | FLORENCE | South Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC | WIRELESS PROV | More |
845 | 621 | MAHOPAC | New York | VERIZON NEW YORK, INC. | RBOC | More |
847 | 621 | CHICAGO | Illinois | OVATION COMMUNICATIONS OF ILLINOIS, INC. | CLEC | More |
850 | 621 | FORT WALTON BEACH | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
856 | 621 | SALEM | New Jersey | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
858 | 621 | SAN DIEGO | California | PACIFIC BELL | RBOC | More |
859 | 621 | LEXINGTON | Kentucky | METROPCS, INC. | | More |
860 | 621 | SOUTHINGTON | Connecticut | SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | IND. TELCO | More |
862 | 621 | BLOOMFIELD | New Jersey | LEVEL 3 COMMUNICATIONS, LLC - NJ | CLEC | More |
864 | 621 | SPARTANBURG | South Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
865 | 621 | KNOXVILLE | Tennessee | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
867 | 621 | Fort Smith | Yukon Territory | Bell Mobility | WIRELESS PROV | More |
870 | 621 | LEAD HILL | Arkansas | METROPCS, INC. | | More |
901 | 621 | WESTWHITEV | Tennessee | VONAGE AMERICA LLC | | More |
902 | 621 | HUNTER RIVER | PE | Aliant Telecom (PEI) | IND. TELCO | More |
903 | 621 | GREENVILLE | Texas | AMERICAN MESSAGING SERVICES, LLC | | More |
904 | 621 | ORANGE PARK | Florida | DELTACOM, INC. - FL | CLEC | More |
905 | 621 | AJAX PICKERING | Ontario | TELUS Mobility | PCS | More |
907 | 621 | PUMP STATION 2 | Alaska | ALASCOM, INC. DBA AT&T ALASKA | IND. TELCO | More |
908 | 621 | HOPE | New Jersey | LEVEL 3 COMMUNICATIONS, LLC - NJ | CLEC | More |
909 | 621 | CLAREMONT | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
910 | 621 | PARKTON | North Carolina | TELEPORT COMMUNICATIONS AMERICA, LLC - NC | CLEC | More |
912 | 621 | MACON | Georgia | BANDWIDTH.COM CLEC, LLC - GA | | More |
913 | 621 | KANSAS CITY | Kansas | SOUTHWESTERN BELL | RBOC | More |
914 | 621 | MAHOPAC | New York | VERIZON NEW YORK, INC. | RBOC | More |
915 | 621 | EL PASO HACIENDA | Texas | SOUTHWESTERN BELL | RBOC | More |
916 | 621 | SCRM NORTH | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
917 | 621 | NYC ZONE 2 - MANHAT | New York | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
918 | 621 | TULSA | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
919 | 621 | RALEIGH | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
920 | 621 | GREEN BAY | Wisconsin | NEW CELL DBA CELLCOM | WIRELESS PROV | More |
925 | 621 | CONCORD | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
929 | 621 | NWYRCYZN07 | New York | ONVOY SPECTRUM, LLC | | More |
931 | 621 | NORTH SPRINGS | Tennessee | TWIN LAKES TEL. COOP. CORP. | IND. TELCO | More |
936 | 621 | TRINITY | Texas | KMC TELECOM II, INC. - TX | CLEC | More |
937 | 621 | GREENVILLE | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
940 | 621 | BURKBURNTT | Texas | CHOICE WIRELESS, LC | | More |
941 | 621 | FORT MEYERS | Florida | AT&T - LOCAL | CLEC | More |
949 | 621 | IRVINE | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
951 | 621 | CORONA | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
954 | 621 | OJUS | Florida | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | CLEC | More |
956 | 621 | BROWNSVILLE | Texas | TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL | | More |
970 | 621 | BERTHOUD | Colorado | AMERICAN MESSAGING SERVICES, LLC | | More |
972 | 621 | IRVING | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
973 | 621 | NEWARK | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
978 | 621 | FRAMINGHAM | Massachusetts | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | WIRELESS PROV | More |
980 | 621 | CONCORD | North Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
985 | 621 | INDEPNDNCE | Louisiana | ONVOY, LLC - LA | | More |
989 | 621 | MOUNT PLEASANT | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
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