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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
423-722 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 KNVLTN02DS1  8356 US LEC OF TENNESSEE, INC 474      
423-725 A Hampton TN HMPNTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-726 A Midway (Sullivan) TN BRSTTN02CM1  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      
423-730 A Riceville TN   318J COMCAST IP PHONE LLC 474      
423-732 A Kingsport TN BRSTTN02CM1  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 KNVNTN76CM0  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 474      
423-737 A Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-739 A Shady Valley TN SHVYTNXADS0  0501 SKYLINE TELEPHONE MEMBERSHIP CORP. 956      
423-741 A Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-742 A Bristol TN BRSTTN02CM1  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      
423-751 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 KNVNTN76CM0  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 JHCYTNXC6MD  8356 US LEC OF TENNESSEE, INC 956      
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 CHTGTNNSX1X  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 BUVLTNAXPS1  704C CHARTER FIBERLINK - TENNESSEE, LLC - TN 956      
423-766 A Limestone TN   525E ONVOY, LLC - TN 956   2021-03-24   
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      
423-770 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      
423-777 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 CHTGTNNSDS2  8660 NUVOX COMMUNICATIONS 472      
423-780 A Charleston TN CHTNTNMTRS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      

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Last updated: Tue, 04 May 2021 15:04:27 UTC

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