Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Fall Branch, TN

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
423-292 A JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-348 A FLBRTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-384 A JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-446 A JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-446 0 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2022-08-26   
423-446 1 JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2011-03-14   
423-446 2 JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2011-04-08   
423-446 3 JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2016-08-26   
423-446 4 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2022-01-19   
423-446 5 BUVLTNAX0MD  792K CHARTER IP ENABLED SERVICES, LLC 956   2017-07-08   
423-446 6 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2022-01-19   
423-446 7 JHCYTNXCXPY  624H ONVOY SPECTRUM, LLC 956   2024-03-05   
423-446 8 JHCYTNXCXHY  318J COMCAST IP PHONE, LLC 956   2008-06-15   
423-446 9 JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2018-06-08   
423-677 A JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-677 0 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-677 1 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-677 2 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-677 3 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-677 4 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2009-10-23   
423-677 5 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-677 6 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-677 7 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-677 8 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-677 9 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-897 A FLBRTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-897 0 FLBRTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-897 1 JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956   2006-10-01   
423-897 2 JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2018-06-09   
423-897 3 JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2018-09-20   
423-897 4 JHCYTNXCXAY  073H TELNYX LLC 956   2021-01-23   
423-897 5 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2022-08-26   
423-897 6 JHCYTNXCXRX  114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 956   2021-02-15   
423-897 7 JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-10-23   
423-897 8 JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2019-06-06   
423-897 9 JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2019-06-06   

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

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