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NPA: 423 [Rate centres in NPA 423] [Dial plan for NPA 423]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-506 7 Athens TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-506 8 Athens TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-506 9 Athens TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474   2003-06-11   
423-507 A Athens TN ATHNTNMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-507 0 Athens TN   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-507 1 Athens TN   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-507 2 Athens TN   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-507 3 Athens TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-507 4 Athens TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-507 5 Athens TN   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-507 6 Athens TN   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-507 7 Athens TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-507 8 Athens TN   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-507 9 Athens TN   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-508 A Chattanooga TN CHTGTNKVDS0  114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-508 0 Chattanooga TN   114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-508 1 Chattanooga TN   114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-508 2 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2006-08-05   
423-508 3 Chattanooga TN   114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-508 4 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2006-08-05   
423-508 5 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2006-02-07   
423-508 6 Chattanooga TN   114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-508 7 Chattanooga TN   5562 METROPCS, INC. 472   2014-10-24   
423-508 8 Chattanooga TN   318J COMCAST IP PHONE, LLC 472   2009-04-05   
423-508 9 Chattanooga TN   7473 POWERTEL ATLANTA LICENSES, INC. 472   2007-09-01   
423-509 A Chattanooga TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472      
423-509 0 Chattanooga TN   525E ONVOY, LLC - TN 472   2008-12-08   
423-509 1 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2009-10-04   
423-509 2 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2009-04-05   
423-509 3 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2009-10-04   
423-509 4 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2009-10-04   
423-509 5 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2009-10-04   
423-509 6 Chattanooga TN   525E ONVOY, LLC - TN 472   2009-10-02   
423-509 7 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2010-01-29   
423-509 8 Chattanooga TN   124F BANDWIDTH.COM CLEC, LLC - TN 472   2010-10-08   
423-509 9 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2011-03-06   
423-510 A Chattanooga TN CHTGTNBRDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-512 A Stoney Creek TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956      
423-512 0 Stoney Creek TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2003-09-27   
423-512 1 Stoney Creek TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2003-09-27   
423-512 2 Stoney Creek TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2003-09-27   
423-512 3 Stoney Creek TN   525E ONVOY, LLC - TN 956   2019-06-06   
423-512 4 Stoney Creek TN   124F BANDWIDTH.COM CLEC, LLC - TN 956   2012-01-05   
423-512 5 Stoney Creek TN   124F BANDWIDTH.COM CLEC, LLC - TN 956   2016-09-17   
423-512 6 Stoney Creek TN   525E ONVOY, LLC - TN 956   2018-06-09   
423-512 7 Stoney Creek TN   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2014-04-19   
423-512 8 Stoney Creek TN   525E ONVOY, LLC - TN 956   2019-06-06   
423-512 9 Stoney Creek TN   792K CHARTER IP ENABLED SERVICES, LLC 956   2005-01-23   
423-513 A Vonore TN KNVLTNMA54Z  114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 474      
423-513 0 Vonore TN   525E ONVOY, LLC - TN 474   2023-09-18   
423-513 2 Vonore TN   525E ONVOY, LLC - TN 474   2023-01-10   
423-513 3 Vonore TN   525E ONVOY, LLC - TN 474   2023-03-27   
423-513 6 Vonore TN   114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 474   2023-01-09   
423-514 A Chattanooga TN CHTGTNMAXTX  6630 USA MOBILITY WIRELESS, INC. 472      
423-515 A South Pittsburg TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472      
423-515 0 South Pittsburg TN   073H TELNYX LLC 472   2021-01-23   
423-515 1 South Pittsburg TN   525E ONVOY, LLC - TN 472   2021-03-15   
423-515 2 South Pittsburg TN   525E ONVOY, LLC - TN 472   2021-07-11   
423-515 3 South Pittsburg TN   525E ONVOY, LLC - TN 472   2021-07-11   
423-515 5 South Pittsburg TN   525E ONVOY, LLC - TN 472   2019-11-29   
423-515 6 South Pittsburg TN   525E ONVOY, LLC - TN 472   2019-11-29   
423-515 7 South Pittsburg TN   4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2020-02-27   
423-515 8 South Pittsburg TN   525E ONVOY, LLC - TN 472   2022-12-05   
423-515 9 South Pittsburg TN   525E ONVOY, LLC - TN 472   2022-12-05   
423-516 A Sullivan Gardens TN SLGRTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-516 0 Sullivan Gardens TN   124F BANDWIDTH.COM CLEC, LLC - TN 956   2015-02-21   
423-516 1 Sullivan Gardens TN   525E ONVOY, LLC - TN 956   2023-09-16   
423-516 2 Sullivan Gardens TN   4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956   2012-04-13   
423-516 3 Sullivan Gardens TN   4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956   2012-05-26   
423-516 4 Sullivan Gardens TN   4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956   2012-05-26   
423-516 5 Sullivan Gardens TN   7278 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TN 956   2013-06-01   
423-516 6 Sullivan Gardens TN   114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 956   2016-09-16   
423-516 7 Sullivan Gardens TN   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2014-04-21   
423-516 8 Sullivan Gardens TN   525E ONVOY, LLC - TN 956   2018-06-09   
423-516 9 Sullivan Gardens TN   124F BANDWIDTH.COM CLEC, LLC - TN 956   2018-08-05   
423-517 A Chattanooga TN CHTGTNSMRS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-518 A Elizabethton TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-518 0 Elizabethton TN   124F BANDWIDTH.COM CLEC, LLC - TN 956   2015-05-08   
423-518 1 Elizabethton TN   792K CHARTER IP ENABLED SERVICES, LLC 956   2013-04-04   
423-518 2 Elizabethton TN   525E ONVOY, LLC - TN 956   2022-09-29   
423-518 3 Elizabethton TN   124F BANDWIDTH.COM CLEC, LLC - TN 956   2016-08-22   
423-518 4 Elizabethton TN   792K CHARTER IP ENABLED SERVICES, LLC 956   2018-07-08   
423-518 5 Elizabethton TN   525E ONVOY, LLC - TN 956   2022-09-29   
423-518 6 Elizabethton TN   114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 956   2016-09-05   
423-518 7 Elizabethton TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2024-10-29   
423-518 8 Elizabethton TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2024-04-17   
423-518 9 Elizabethton TN   8645 SUNCOM DBA T-MOBILE USA 956   2012-07-23   
423-519 A Tellico Plains TN KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
423-520 A Madisonville TN KNVLTNMAYAY  829J PAETEC ITEL, LLC 474   2024-12-05   
423-520 0 Madisonville TN   145J TERRA NOVA TELECOM INC. 474   2023-08-10   
423-520 1 Madisonville TN   829J PAETEC ITEL, LLC 474      
423-520 2 Madisonville TN   7476 POWERTEL NASHVILLE LICENSES, INC. 474   2024-03-24   
423-520 4 Madisonville TN   525E ONVOY, LLC - TN 474   2018-04-02   
423-520 6 Madisonville TN   124F BANDWIDTH.COM CLEC, LLC - TN 474   2008-11-28   
423-520 7 Madisonville TN   124F BANDWIDTH.COM CLEC, LLC - TN 474   2017-06-03   
423-520 8 Madisonville TN   525E ONVOY, LLC - TN 474   2022-12-31   
423-521 A Chattanooga TN CHTGTNNSXCZ  7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-521 0 Chattanooga TN   124F BANDWIDTH.COM CLEC, LLC - TN 472   2008-11-28   
423-521 1 Chattanooga TN   124F BANDWIDTH.COM CLEC, LLC - TN 472   2010-11-19   
423-521 2 Chattanooga TN   124F BANDWIDTH.COM CLEC, LLC - TN 472   2010-11-19   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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