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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
423-759 3 Morristown TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2021-11-02   
423-759 4 Morristown TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474   2022-01-29   
423-759 5 Morristown TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474   2022-01-29   
423-759 6 Morristown TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474   2022-01-29   
423-759 7 Morristown TN   124F BANDWIDTH.COM CLEC, LLC - TN 474   2025-10-10   
423-759 8 Morristown TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474   2021-11-28   
423-759 9 Morristown TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474   2021-11-28   
423-760 A Chattanooga TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-760 0 Chattanooga TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-760 1 Chattanooga TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-760 2 Chattanooga TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-760 3 Chattanooga TN CHTITNCDDS0  4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2014-12-11   
423-760 4 Chattanooga TN CHTITNCDDS0  4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2014-12-11   
423-760 5 Chattanooga TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-760 6 Chattanooga TN CHTGTNNSXCZ  7473 POWERTEL ATLANTA LICENSES, INC. 472   2014-03-31   
423-760 7 Chattanooga TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-760 8 Chattanooga TN CHTITNCDDS0  4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2013-07-15   
423-760 9 Chattanooga TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-761 A Copper Basin TN CHTGTNNSX8X  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 472      
423-761 0 Copper Basin TN CHTGTNNSX8X  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 472   2006-09-22   
423-761 1 Copper Basin TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2016-03-28   
423-761 2 Copper Basin TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2016-03-28   
423-761 3 Copper Basin TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2019-04-26   
423-761 4 Copper Basin TN CHTGTNNSXFY  124F BANDWIDTH.COM CLEC, LLC - TN 472   2016-07-23   
423-761 5 Copper Basin TN CHTGTNMAXVX  516C AT&T CORP. 472   2013-02-22   
423-761 6 Copper Basin TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2016-12-29   
423-761 9 Copper Basin TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2025-09-08   
423-762 A Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-762 0 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-762 1 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-762 2 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-762 3 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2004-11-01   
423-762 4 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2004-11-01   
423-762 5 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2004-11-01   
423-762 6 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2004-11-01   
423-762 7 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2004-11-06   
423-762 8 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2004-11-06   
423-762 9 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-763 A Chattanooga TN CHTGTNNSDS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-763 0 Chattanooga TN CHTGTNNSDS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-763 1 Chattanooga TN CHTGTNNSXFY  124F BANDWIDTH.COM CLEC, LLC - TN 472   2014-08-30   
423-763 2 Chattanooga TN CHTGTNNSDS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-763 3 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2014-09-22   
423-763 4 Chattanooga TN CHTGTNNSDS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-763 5 Chattanooga TN CHTGTNNSDS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-763 6 Chattanooga TN CHTGTNNSDS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-763 7 Chattanooga TN CHTGTNNSXFY  124F BANDWIDTH.COM CLEC, LLC - TN 472   2010-06-19   
423-763 8 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-763 9 Chattanooga TN CHTGTNNSDS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-764 A Bristol TN BRSTTNXADS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-765 A Kingsport TN BUVLTNAX0MD  792K CHARTER IP ENABLED SERVICES, LLC 956      
423-765 0 Kingsport TN BUVLTNAX0MD  792K CHARTER IP ENABLED SERVICES, LLC 956   2005-01-23   
423-765 1 Kingsport TN BUVLTNAX0MD  792K CHARTER IP ENABLED SERVICES, LLC 956   2006-02-26   
423-765 2 Kingsport TN BUVLTNAX0MD  792K CHARTER IP ENABLED SERVICES, LLC 956   2006-07-21   
423-765 3 Kingsport TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2007-02-03   
423-765 4 Kingsport TN JHCYTNXCX3X  7278 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TN 956   2007-08-10   
423-765 5 Kingsport TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2007-09-24   
423-765 6 Kingsport TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2007-11-04   
423-765 7 Kingsport TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2008-01-26   
423-765 8 Kingsport TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2007-04-07   
423-765 9 Kingsport TN BUVLTNAX0MD  792K CHARTER IP ENABLED SERVICES, LLC 956   2007-05-21   
423-766 A Limestone TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-766 0 Limestone TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2025-04-03   
423-766 1 Limestone TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2022-02-08   
423-766 2 Limestone TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2023-02-24   
423-766 3 Limestone TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-07-10   
423-766 4 Limestone TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-07-10   
423-766 5 Limestone TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2023-09-09   
423-766 6 Limestone TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-03-24   
423-766 7 Limestone TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-03-24   
423-766 8 Limestone TN JHCYTNXCXPY  624H ONVOY SPECTRUM, LLC 956   2023-04-27   
423-766 9 Limestone TN   124F BANDWIDTH.COM CLEC, LLC - TN 956   2025-10-10   
423-767 A Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-767 0 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-767 1 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-767 2 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2008-11-02   
423-767 3 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-767 4 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-767 5 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-767 6 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-767 7 Johnson City TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2017-01-28   
423-767 8 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-767 9 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-768 A Butler TN BTLRTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-769 A Benton TN CHTGTNNSXFY  124F BANDWIDTH.COM CLEC, LLC - TN 472      
423-769 0 Benton TN CHTGTNNSXFY  124F BANDWIDTH.COM CLEC, LLC - TN 472   2022-02-14   
423-769 1 Benton TN   792K CHARTER IP ENABLED SERVICES, LLC 472   2022-05-08   
423-769 2 Benton TN CHTGTNNSXRZ  318J COMCAST IP PHONE, LLC 472   2022-10-14   
423-769 3 Benton TN CHTGTN1212Z  490J DISH WIRELESS, LLC 472   2023-07-10   
423-769 5 Benton TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472   2023-08-26   
423-769 6 Benton TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2022-09-29   
423-769 7 Benton TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2022-09-29   
423-769 8 Benton TN CHTGTNNSXMZ  624H ONVOY SPECTRUM, LLC 472   2023-06-17   
423-769 9 Benton TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472   2023-08-26   
423-770 A Church Hill TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-770 0 Church Hill TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-03-15   
423-770 1 Church Hill TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-03-15   
423-770 2 Church Hill TN JHCYTNXCXPY  624H ONVOY SPECTRUM, LLC 956   2023-04-27   
423-770 3 Church Hill TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2023-09-09   
423-770 4 Church Hill TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2021-05-27   

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

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