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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
423-863 7 Kingsport TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2005-12-08   
423-863 8 Kingsport TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2006-06-11   
423-863 9 Kingsport TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2006-07-03   
423-864 A Decatur TN CHTGTNNSXMZ  624H ONVOY SPECTRUM, LLC 472      
423-864 0 Decatur TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2023-09-09   
423-864 4 Decatur TN CHTGTN12X2Y  939H COMMIO, LLC 472   2023-08-28   
423-864 5 Decatur TN CHTGTN12X2Y  939H COMMIO, LLC 472   2023-08-28   
423-864 6 Decatur TN CHTGTNNSXMZ  624H ONVOY SPECTRUM, LLC 472   2023-07-22   
423-864 7 Decatur TN CHTGTN12X2Y  939H COMMIO, LLC 472   2023-08-28   
423-864 8 Decatur TN CHTGTN12X2Y  939H COMMIO, LLC 472   2023-08-28   
423-864 9 Decatur TN CHTGTN12X2Y  939H COMMIO, LLC 472   2023-08-28   
423-866 A Niota TN KNVLTNMAYHX  318J COMCAST IP PHONE, LLC 474      
423-866 0 Niota TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2023-09-22   
423-866 1 Niota TN KNVLTNMAYHX  318J COMCAST IP PHONE, LLC 474   2023-09-21   
423-866 6 Niota TN   145J TERRA NOVA TELECOM INC. 474   2025-08-08   
423-867 A Chattanooga TN CHTGTNRODS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-868 A Mosheim TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-868 0 Mosheim TN JHCYTNXCXPY  624H ONVOY SPECTRUM, LLC 956   2024-03-05   
423-868 1 Mosheim TN   792K CHARTER IP ENABLED SERVICES, LLC 956   2025-11-16   
423-868 2 Mosheim TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2023-10-23   
423-868 8 Mosheim TN   145J TERRA NOVA TELECOM INC. 956   2025-10-06   
423-869 A Cumberland Gap TN CLDGTNMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 466      
423-869 0 Cumberland Gap TN CLDGTNMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 466      
423-869 1 Cumberland Gap TN DAVLKYMAXAX  365C POWERTEL KENTUCKY LICENSES, INC. 466   2024-03-19   
423-869 2 Cumberland Gap TN CLDGTNMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 466      
423-869 3 Cumberland Gap TN CLDGTNMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 466      
423-869 4 Cumberland Gap TN CLDGTNMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 466      
423-869 5 Cumberland Gap TN CLDGTNMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 466      
423-869 6 Cumberland Gap TN CLDGTNMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 466      
423-869 7 Cumberland Gap TN CLDGTNMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 466      
423-869 8 Cumberland Gap TN CLDGTNMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 466      
423-869 9 Cumberland Gap TN CLDGTNMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 466      
423-870 A Chattanooga TN CHTGTNRBDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-871 A La Follette TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474      
423-871 0 La Follette TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474      
423-871 1 La Follette TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474      
423-871 2 La Follette TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474      
423-871 3 La Follette TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474      
423-871 4 La Follette TN KNVLTNMA54Z  114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 474   2016-11-21   
423-871 5 La Follette TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2021-10-25   
423-871 6 La Follette TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474      
423-871 7 La Follette TN   145J TERRA NOVA TELECOM INC. 474   2020-05-11   
423-871 8 La Follette TN KNVLTNIIAMD  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474   2015-05-06   
423-871 9 La Follette TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2021-10-25   
423-872 A Chattanooga TN   145J TERRA NOVA TELECOM INC. 472      
423-872 0 Chattanooga TN CHTGTNNSXMZ  624H ONVOY SPECTRUM, LLC 472   2023-08-15   
423-872 2 Chattanooga TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2023-09-02   
423-872 3 Chattanooga TN CHTGTNNSXNZ  197D VONAGE AMERICA LLC 472   2023-10-13   
423-872 5 Chattanooga TN   145J TERRA NOVA TELECOM INC. 472   2025-12-07   
423-872 6 Chattanooga TN CHTGTNNSXMZ  624H ONVOY SPECTRUM, LLC 472   2023-08-15   
423-872 7 Chattanooga TN CHTGTNNSXMZ  624H ONVOY SPECTRUM, LLC 472   2023-08-15   
423-872 8 Chattanooga TN CHTGTNNSXMZ  624H ONVOY SPECTRUM, LLC 472   2023-08-15   
423-872 9 Chattanooga TN CHTGTNNSXMZ  624H ONVOY SPECTRUM, LLC 472   2023-08-15   
423-873 A Stoney Creek TN JHCYTNXCXGY  965H FRACTEL, LLC 956      
423-873 0 Stoney Creek TN JHCYTNXCXAY  073H TELNYX LLC 956   2021-01-23   
423-873 1 Stoney Creek TN JHCYTNXCXPY  624H ONVOY SPECTRUM, LLC 956   2024-03-05   
423-873 2 Stoney Creek TN JHCYTNXCXGY  965H FRACTEL, LLC 956   2020-09-12   
423-873 3 Stoney Creek TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-10-23   
423-873 4 Stoney Creek TN JHCYTNXCX9Y  081J SKYBEST COMMUNICATIONS, INC. - TN 956   2024-08-25   
423-873 5 Stoney Creek TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2025-05-12   
423-873 7 Stoney Creek TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-02-17   
423-873 8 Stoney Creek TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-02-17   
423-873 9 Stoney Creek TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2021-11-24   
423-874 A Chattanooga TN CHTGTNRBDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-874 0 Chattanooga TN CHTGTNRBDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-874 1 Chattanooga TN CHTGTNRBDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-874 2 Chattanooga TN CHTGTNNSXCZ  7473 POWERTEL ATLANTA LICENSES, INC. 472   2023-06-29   
423-874 3 Chattanooga TN CHTGTNNSXCZ  7473 POWERTEL ATLANTA LICENSES, INC. 472   2023-06-29   
423-874 4 Chattanooga TN CHTGTNNSXCZ  7473 POWERTEL ATLANTA LICENSES, INC. 472   2023-06-29   
423-874 5 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2024-12-24   
423-874 6 Chattanooga TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2023-09-02   
423-874 7 Chattanooga TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2023-09-02   
423-874 8 Chattanooga TN CHTGTNNSXFY  124F BANDWIDTH.COM CLEC, LLC - TN 472   2023-01-07   
423-874 9 Chattanooga TN CHTGTNNSXFY  124F BANDWIDTH.COM CLEC, LLC - TN 472   2023-01-07   
423-875 A Chattanooga TN CHTGTNRBDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-876 A Chattanooga TN CHTGTNRBDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-876 0 Chattanooga TN CHTGTNRBDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-876 1 Chattanooga TN CHTGTNRBDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-876 2 Chattanooga TN CHTGTNRBDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-876 3 Chattanooga TN CHTGTNNSXCZ  5562 METROPCS, INC. 472   2017-01-04   
423-876 4 Chattanooga TN CHTGTNRBDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-876 5 Chattanooga TN CHTGTNNSXCZ  5562 METROPCS, INC. 472   2017-01-31   
423-876 6 Chattanooga TN CHTGTNRBDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-876 7 Chattanooga TN CHTGTNRBDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-876 8 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2017-01-09   
423-876 9 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2017-01-09   
423-877 A Chattanooga TN CHTGTNRBDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-878 A Bristol TN BRSTTNXBRS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-879 A Georgetown TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472      
423-879 2 Georgetown TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2023-10-23   
423-880 A Johnson City TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-880 0 Johnson City TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-05-30   
423-880 1 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2021-07-09   
423-880 2 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2021-07-09   
423-880 3 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2021-07-09   
423-880 4 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2021-07-09   
423-880 5 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2021-07-09   
423-880 6 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2021-07-09   
423-880 7 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2021-07-09   
423-880 8 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2021-07-09   

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

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