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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
423-322 4 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-322 5 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-322 6 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-322 7 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-322 8 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-322 9 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2004-08-05   
423-323 A Blountville TN BUVLTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-324 A Petros TN PTRSTNXARS0  0565 HIGHLAND TEL. COOP, INC. 474      
423-325 A Blountville TN BUVLTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-325 0 Blountville TN   4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-325 1 Blountville TN   4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-325 2 Blountville TN   4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-325 3 Blountville TN   4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-325 4 Blountville TN   525E ONVOY, LLC - TN 956   2022-09-29   
423-325 5 Blountville TN   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956      
423-325 6 Blountville TN   4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-325 7 Blountville TN   4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-325 8 Blountville TN   4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-325 9 Blountville TN   124F BANDWIDTH.COM CLEC, LLC - TN 956   2021-11-28   
423-326 A Chattanooga TN CHTGTNHTDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-326 0 Chattanooga TN   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-326 1 Chattanooga TN   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-326 2 Chattanooga TN   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-326 3 Chattanooga TN   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-326 4 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2006-05-13   
423-326 5 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2006-10-08   
423-326 6 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2014-06-19   
423-326 7 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2006-07-03   
423-326 8 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2006-07-03   
423-326 9 Chattanooga TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2006-10-08   
423-327 A Bulls Gap TN KNVLTNIIAMD  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-327 0 Bulls Gap TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-327 1 Bulls Gap TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-327 2 Bulls Gap TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-327 3 Bulls Gap TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-327 4 Bulls Gap TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-327 5 Bulls Gap TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-327 6 Bulls Gap TN   145J TERRA NOVA TELECOM INC. 474   2023-06-24   
423-327 7 Bulls Gap TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-327 8 Bulls Gap TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-327 9 Bulls Gap TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-328 A Johnson City TN JHCYTNXCXHY  318J COMCAST IP PHONE, LLC 956      
423-328 0 Johnson City TN   318J COMCAST IP PHONE, LLC 956   2008-04-04   
423-328 1 Johnson City TN   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2008-12-08   
423-328 2 Johnson City TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2019-04-29   
423-328 3 Johnson City TN   318J COMCAST IP PHONE, LLC 956   2013-05-13   
423-328 4 Johnson City TN   8645 SUNCOM DBA T-MOBILE USA 956   2009-03-26   
423-328 5 Johnson City TN   114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 956   2011-06-20   
423-328 6 Johnson City TN   8645 SUNCOM DBA T-MOBILE USA 956   2010-03-30   
423-328 7 Johnson City TN   318J COMCAST IP PHONE, LLC 956   2010-07-10   
423-328 8 Johnson City TN   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2011-11-29   
423-328 9 Johnson City TN   792K CHARTER IP ENABLED SERVICES, LLC 956   2014-05-12   
423-329 A Greeneville TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-329 0 Greeneville TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-329 1 Greeneville TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-329 2 Greeneville TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-329 3 Greeneville TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-329 4 Greeneville TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-329 5 Greeneville TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-329 6 Greeneville TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-329 7 Greeneville TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-329 8 Greeneville TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-329 9 Greeneville TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-330 A Erwin TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-330 0 Erwin TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2005-08-13   
423-330 1 Erwin TN   124F BANDWIDTH.COM CLEC, LLC - TN 956   2010-06-19   
423-330 2 Erwin TN   8645 SUNCOM DBA T-MOBILE USA 956   2003-10-25   
423-330 3 Erwin TN   8645 SUNCOM DBA T-MOBILE USA 956   2003-10-25   
423-330 4 Erwin TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2007-06-23   
423-330 5 Erwin TN   8645 SUNCOM DBA T-MOBILE USA 956   2003-10-25   
423-330 6 Erwin TN   318J COMCAST IP PHONE, LLC 956   2008-04-05   
423-330 7 Erwin TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2008-12-12   
423-330 8 Erwin TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-330 9 Erwin TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-331 A Cleveland TN CHTGTNNSXCZ  7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-331 0 Cleveland TN   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-331 1 Cleveland TN   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-331 2 Cleveland TN   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-331 3 Cleveland TN   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-331 4 Cleveland TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2008-03-02   
423-331 5 Cleveland TN   4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2008-12-29   
423-331 6 Cleveland TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2008-07-18   
423-331 7 Cleveland TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2008-08-08   
423-331 8 Cleveland TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2008-09-05   
423-331 9 Cleveland TN   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-332 A Soddy Daisy TN SDDSTNMARS5  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-333 A Athens TN KNVLTNWHX6X  7476 POWERTEL NASHVILLE LICENSES, INC. 474      
423-333 0 Athens TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474   2006-11-16   
423-333 1 Athens TN   7476 POWERTEL NASHVILLE LICENSES, INC. 474   2004-02-04   
423-333 2 Athens TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474   2012-12-26   
423-333 3 Athens TN   7476 POWERTEL NASHVILLE LICENSES, INC. 474   2005-03-05   
423-333 4 Athens TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474   2007-01-07   
423-333 5 Athens TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474   2007-04-07   
423-333 6 Athens TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474   2007-10-11   
423-333 7 Athens TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474   2007-09-08   
423-333 8 Athens TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474   2007-11-04   
423-333 9 Athens TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474   2008-01-26   
423-334 A Decatur TN DCTRTNMTRS5  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-334 0 Decatur TN   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-334 1 Decatur TN   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      

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

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