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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
423-822 2 Chattanooga TN CHTGTNNSX8X  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 472   2006-07-10   
423-822 3 Chattanooga TN CHTGTNSEDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-822 4 Chattanooga TN CHTGTNSEDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-822 5 Chattanooga TN CHTGTNNSX8X  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 472   2006-07-10   
423-822 6 Chattanooga TN CHTGTNSEDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-822 7 Chattanooga TN CHTGTNSEDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-822 8 Chattanooga TN CHTGTNNSXFY  124F BANDWIDTH.COM CLEC, LLC - TN 472   2011-05-26   
423-822 9 Chattanooga TN CHTGTNSEDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-823 A Greeneville TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-823 0 Greeneville TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-823 1 Greeneville TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-823 2 Greeneville TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-823 3 Greeneville TN JHCYTNXCXRX  114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 956   2013-01-09   
423-823 4 Greeneville TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2014-08-02   
423-823 5 Greeneville TN JHCYTNXCYZZ  829J PAETEC ITEL, LLC 956   2008-06-27   
423-823 6 Greeneville TN   145J TERRA NOVA TELECOM INC. 956   2025-10-06   
423-823 7 Greeneville TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2014-03-20   
423-823 8 Greeneville TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2008-07-21   
423-823 9 Greeneville TN JHCYTNXCXHY  318J COMCAST IP PHONE, LLC 956   2014-01-12   
423-824 A Erwin TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-824 2 Erwin TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2023-10-14   
423-825 A Chattanooga TN CHTGTNSEDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-825 0 Chattanooga TN CHTGTNSEDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-825 1 Chattanooga TN CHTGTNSEDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-825 2 Chattanooga TN CHTGTNSEDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-825 3 Chattanooga TN CHTGTNSEDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-825 4 Chattanooga TN CHTITNCDDS0  4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2011-10-28   
423-825 5 Chattanooga TN CHTGTNSEDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-825 6 Chattanooga TN CHTGTNSEDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-825 7 Chattanooga TN CHTGTNSEDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-825 8 Chattanooga TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2019-06-23   
423-825 9 Chattanooga TN CHTGTNNSXFY  124F BANDWIDTH.COM CLEC, LLC - TN 472   2011-05-26   
423-826 A Chattanooga TN CHTGTNNS04Z  829J PAETEC ITEL, LLC 472   2024-12-05   
423-826 0 Chattanooga TN CHTGTNNS04Z  829J PAETEC ITEL, LLC 472      
423-826 1 Chattanooga TN CHTGTNNS04Z  829J PAETEC ITEL, LLC 472      
423-826 2 Chattanooga TN CHTGTNNS04Z  829J PAETEC ITEL, LLC 472      
423-826 3 Chattanooga TN CHTGTNNS04Z  829J PAETEC ITEL, LLC 472      
423-826 4 Chattanooga TN CHTGTNNS04Z  829J PAETEC ITEL, LLC 472      
423-826 5 Chattanooga TN CHTGTNNS04Z  829J PAETEC ITEL, LLC 472      
423-826 6 Chattanooga TN CHTGTNNS04Z  829J PAETEC ITEL, LLC 472      
423-826 7 Chattanooga TN CHTGTNNS04Z  829J PAETEC ITEL, LLC 472      
423-826 8 Chattanooga TN CHTITNCDDS0  4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2006-03-31   
423-826 9 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2014-09-22   
423-827 A Chattanooga TN CHTGTNRODS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-827 0 Chattanooga TN CHTGTNRODS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-827 1 Chattanooga TN CHTGTNRODS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-827 2 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2006-09-04   
423-827 3 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2005-04-07   
423-827 4 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2005-04-07   
423-827 5 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2005-04-07   
423-827 6 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2005-04-07   
423-827 7 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2005-09-05   
423-827 8 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2006-09-04   
423-827 9 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2006-09-04   
423-829 A Charleston TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-829 0 Charleston TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-829 1 Charleston TN CHTGTNNSXFY  124F BANDWIDTH.COM CLEC, LLC - TN 472   2014-07-12   
423-829 2 Charleston TN CHTGTNNSX8X  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 472   2012-02-26   
423-829 3 Charleston TN CHTGTNNS04Z  829J PAETEC ITEL, LLC 472   2004-09-06   
423-829 4 Charleston TN CHTGTNNSXCZ  7473 POWERTEL ATLANTA LICENSES, INC. 472   2003-06-01   
423-829 5 Charleston TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-829 6 Charleston TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-829 7 Charleston TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-829 8 Charleston TN CHTGTNNSXCZ  7473 POWERTEL ATLANTA LICENSES, INC. 472   2023-12-11   
423-829 9 Charleston TN CHTGTNNSXMZ  624H ONVOY SPECTRUM, LLC 472   2023-06-17   
423-830 A Kingsport TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-830 0 Kingsport TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2019-01-11   
423-830 1 Kingsport TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2019-01-11   
423-830 2 Kingsport TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-10-23   
423-830 3 Kingsport TN JHCYTNXCX3X  7278 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TN 956   2019-02-14   
423-830 4 Kingsport TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-07-10   
423-830 5 Kingsport TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-07-10   
423-830 6 Kingsport TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2023-08-11   
423-830 7 Kingsport TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2023-08-11   
423-830 8 Kingsport TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2018-06-16   
423-830 9 Kingsport TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2019-06-23   
423-831 A Greeneville TN JHCYTNXCXXY  732J NUSO, LLC 956      
423-831 1 Greeneville TN JHCYTNXCXXY  732J NUSO, LLC 956   2023-04-23   
423-831 2 Greeneville TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2023-08-11   
423-831 3 Greeneville TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2023-08-11   
423-831 4 Greeneville TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2023-08-11   
423-831 5 Greeneville TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2023-08-11   
423-831 6 Greeneville TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2023-08-11   
423-831 8 Greeneville TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2024-11-22   
423-831 9 Greeneville TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2024-05-25   
423-832 A Clinchport TN KNVNTNEC6MD  516J TON80 COMMUNICATIONS, LLC 244      
423-832 4 Clinchport TN KNVNTNEC6MD  516J TON80 COMMUNICATIONS, LLC 244   2022-03-16   
423-833 A Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-833 0 Johnson City TN BUVLTNAX0MD  792K CHARTER IP ENABLED SERVICES, LLC 956   2018-01-07   
423-833 1 Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2003-10-29   
423-833 2 Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2003-10-29   
423-833 3 Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2003-10-29   
423-833 4 Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2003-10-29   
423-833 5 Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2003-10-29   
423-833 6 Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2003-10-29   
423-833 7 Johnson City TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2007-07-15   
423-833 8 Johnson City TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2007-11-04   
423-833 9 Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2011-02-16   
423-834 A Chattanooga TN CHTGTN78DS0  2757 CENTURYLINK COMMUNICATIONS LLC - TN 472      
423-834 0 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2005-10-08   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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