Local Calling Guide

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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
423-441 4 Cumberland Gap TN LXTNKYXAX2Z  525E ONVOY, LLC - TN 466   2019-08-29   
423-441 5 Cumberland Gap TN WNCHKYMAXMY  516C AT&T CORP. 466   2012-12-22   
423-441 6 Cumberland Gap TN LXTNKYXAX2Z  525E ONVOY, LLC - TN 466   2021-07-11   
423-441 7 Cumberland Gap TN LXTNKYXAX2Z  525E ONVOY, LLC - TN 466   2021-07-11   
423-441 8 Cumberland Gap TN GRTWKYMAJMD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 466   2014-08-22   
423-441 9 Cumberland Gap TN   365C POWERTEL KENTUCKY LICENSES, INC. 466   2003-02-28   
423-442 A Madisonville TN MDVITNMTDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-443 A Chattanooga TN CHTGTNNSX8X  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 472      
423-443 0 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2005-01-03   
423-443 1 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2005-01-03   
423-443 2 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2005-01-03   
423-443 3 Chattanooga TN CHTGTNNSX8X  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 472   2004-12-29   
423-443 4 Chattanooga TN CHTGTNNSX8X  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 472      
423-443 5 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2005-02-06   
423-443 6 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2005-02-06   
423-443 7 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2005-02-06   
423-443 8 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2005-03-12   
423-443 9 Chattanooga TN CHTGTN12X5Y  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2005-03-12   
423-444 A Limestone TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956      
423-444 0 Limestone TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2010-10-08   
423-444 1 Limestone TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2010-11-19   
423-444 2 Limestone TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2010-12-18   
423-444 3 Limestone TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2011-01-14   
423-444 4 Limestone TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2010-06-19   
423-444 5 Limestone TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2011-01-19   
423-444 6 Limestone TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2011-11-22   
423-444 8 Limestone TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2011-07-04   
423-444 9 Limestone TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2010-03-12   
423-445 A Surgoinsville TN KNVLTNMA84Z  516C AT&T CORP. 474      
423-445 0 Surgoinsville TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2016-04-03   
423-445 1 Surgoinsville TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2016-04-03   
423-445 2 Surgoinsville TN KNVLTNMA56Z  124F BANDWIDTH.COM CLEC, LLC - TN 474   2017-06-03   
423-445 3 Surgoinsville TN KNVLTNIIDS0  7278 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TN 474   2017-01-16   
423-445 4 Surgoinsville TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2016-05-26   
423-445 5 Surgoinsville TN KNVLTNMA84Z  516C AT&T CORP. 474   2011-11-02   
423-445 6 Surgoinsville TN KNVLTNMA54Z  114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 474   2017-01-20   
423-445 7 Surgoinsville TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474   2018-03-31   
423-445 8 Surgoinsville TN KNVLTNMA56Z  124F BANDWIDTH.COM CLEC, LLC - TN 474   2018-09-22   
423-445 9 Surgoinsville TN KNVLTNMAY8X  624H ONVOY SPECTRUM, LLC 474   2023-06-17   
423-446 A Fall Branch TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-446 0 Fall Branch TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2022-08-26   
423-446 1 Fall Branch TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2011-03-14   
423-446 2 Fall Branch TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2011-04-08   
423-446 3 Fall Branch TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2016-08-26   
423-446 4 Fall Branch TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2022-01-19   
423-446 5 Fall Branch TN BUVLTNAXPS1  704C CHARTER FIBERLINK-TENNESSEE, LLC - TN 956   2017-07-08   
423-446 6 Fall Branch TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2022-01-19   
423-446 7 Fall Branch TN   624H ONVOY SPECTRUM, LLC 956   2024-03-05   
423-446 8 Fall Branch TN JHCYTNXCXHY  318J COMCAST IP PHONE, LLC 956   2008-06-15   
423-446 9 Fall Branch TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2018-06-08   

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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