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

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-712 A Bluff City TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-713 A Chattanooga TN CHTGTNNSXRZ  318J COMCAST IP PHONE, LLC 472      
423-714 A Morristown TN KNVLTNMAYAY  829J PAETEC ITEL, LLC 474   2024-12-07   
423-715 A Cleveland TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-716 A Cleveland TN CHTGTNNS04Z  829J PAETEC ITEL, LLC 472   2024-12-05   
423-717 A Athens TN KNVLTNWHX6X  7476 POWERTEL NASHVILLE LICENSES, INC. 474      
423-718 A Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-719 A Chattanooga TN CHTGTNNSXYZ  478J NUSO, LLC 472      
423-720 A Newport TN KNVLTNMA56Z  124F BANDWIDTH.COM CLEC, LLC - TN 474      
423-721 A Newport TN KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
423-722 A Johnson City TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956      
423-723 A Kingsport TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956      
423-724 A Sneedville TN KNVLTNMAYAY  829J PAETEC ITEL, LLC 474   2024-12-07   
423-725 A Hampton TN HMPNTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-726 A Midway (Sullivan) TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956      
423-727 A Mountain City TN MTCYTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-728 A Cleveland TN CLEVTNMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-729 A Fall Creek Falls TN   792K CHARTER IP ENABLED SERVICES, LLC 472   2025-03-11   
423-730 A Riceville TN KNVLTNMAYHX  318J COMCAST IP PHONE, LLC 474      
423-732 A Kingsport TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956      
423-733 A Sneedville TN SNVLTNMARS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-734 A Rogersville TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
423-735 A Erwin TN ERWNTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-736 A Morristown TN KNVLTNIIAMD  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-737 A Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-738 A Bristol TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-739 A Shady Valley TN SHVYTNXADS0  0501 SKYLINE TEL. MEMBERSHIP CORP. 956      
423-740 A Cleveland TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-741 A Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-742 A Bristol TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956      
423-743 A Erwin TN ERWNTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-744 A Athens TN ATHNTNMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-745 A Athens TN ATHNTNMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-746 A Athens TN ATHNTNMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-747 A Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-748 A Morristown TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474      
423-749 A Collegedale TN CHTGTNNSXCZ  5562 METROPCS, INC. 472      
423-750 A Chattanooga TN CHTGTNNSXZZ  622J SKYE TELECOM LLC DBA SKYETEL 472      
423-751 A Chattanooga TN CHTGTNNSDS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-752 A Chattanooga TN CHTGTNNSDS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-753 A Jonesboro TN JNBOTNXARP0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-754 A Rogersville TN KNVLTNIIAMD  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-755 A Chattanooga TN CHTGTNNSDS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-756 A Chattanooga TN CHTGTNNSDS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-757 A Chattanooga TN CHTGTNNSDS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-758 A Bristol TN JHCYTNXCYZZ  829J PAETEC ITEL, LLC 956   2024-12-07   
423-759 A Morristown TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
423-760 A 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      
423-762 A 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      
423-764 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      
423-766 A Limestone TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-767 A 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      
423-770 A Church Hill TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-771 A Chattanooga TN CHTGTNMAXVX  516C AT&T CORP. 472      
423-772 A Roan Mountain TN RNMTTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-773 A Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-774 A Soddy Daisy TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-775 A Dayton TN DYTNTNMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-776 A Pikeville TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-777 A Chattanooga TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472      
423-778 A Chattanooga TN CHTGTNNSDS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-779 A Chattanooga TN CHTGTNNS04Z  829J PAETEC ITEL, LLC 472   2024-12-05   
423-780 A Charleston TN CHTNTNMTRS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-781 A Etowah TN KNVLTNMA23Z  7421 AT&T - LOCAL 474      
423-782 A Kingsport TN JHCYTNXCYZZ  829J PAETEC ITEL, LLC 956   2024-12-07   
423-783 A Greeneville TN GRVLTNXADS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-784 A Jellico TN JLLCTNMARS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-785 A Chattanooga TN CHTGTNNSDS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-786 A Bluff City TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-787 A Greeneville TN GRVLTNXADS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-788 A Jonesboro TN JNBOTNXARP0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-789 A Bristol TN BRSTTNXADS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-790 A Cleveland TN   792K CHARTER IP ENABLED SERVICES, LLC 472   2025-03-11   
423-791 A Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-792 A Oakdale TN KNVNTNEC8MD  490J DISH WIRELESS, LLC 474   2024-04-26   
423-793 A Bristol TN JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956      
423-794 A Johnson City TN JHCYTNXCYZZ  829J PAETEC ITEL, LLC 956   2024-12-07   
423-795 A Johnson City TN JHCYTNXCXNX  6630 USA MOBILITY WIRELESS, INC. 956      
423-796 A Johnson City TN JHCYTNXCXSY  490J DISH WIRELESS, LLC 956      
423-797 A Bristol TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956      
423-798 A Greeneville TN GRVLTNXADS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-799 A Spring City TN CHTGTNNSX8X  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 472      
423-800 A Chattanooga TN CHTGTNGZ4MD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 472      
423-801 A Cumberland Gap TN HRGTTNAG0MD  6278 UNITED STATES CELLULAR - TN 466      
423-802 A Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-803 A Chattanooga TN CHTITNCDDS0  4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472      
423-804 A Bristol TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-805 A Chattanooga TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472      
423-806 A Midway (Washington) TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-807 A Madisonville TN KNVLTNJHGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474      
423-808 A Tellico Plains TN KNVLTNMAYHX  318J COMCAST IP PHONE, LLC 474      
423-809 A Pikeville TN CHTGTNNSX8X  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 472      
423-810 A Charleston TN CHTGTNNSXEY  114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-812 A Greeneville TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-813 A Cleveland TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      

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

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