Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 423 [Rate centres in NPA 423] [Dial plan for NPA 423]

NXX: 777

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-777 A Chattanooga TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472      
423-777 0 Chattanooga TN CHTGTNOXEMD  7473 POWERTEL ATLANTA LICENSES, INC. 472   2014-12-14   
423-777 1 Chattanooga TN CHTGTNOXEMD  7473 POWERTEL ATLANTA LICENSES, INC. 472   2014-12-14   
423-777 2 Chattanooga TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2015-08-13   
423-777 3 Chattanooga TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2015-02-23   
423-777 4 Chattanooga TN CHTITNCDDS0  4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2015-05-11   
423-777 5 Chattanooga TN CHTITNCDDS0  4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2015-05-11   
423-777 6 Chattanooga TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2015-06-12   
423-777 7 Chattanooga TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2014-12-01   
423-777 8 Chattanooga TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2015-06-12   
423-777 9 Chattanooga TN CHTGTNMAXVX  516C AT&T CORP. 472   2014-12-17   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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