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: 424

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-424 A Chattanooga TN CHTGTNNS04Z  829J PAETEC ITEL, LLC 472   2024-12-05   
423-424 0 Chattanooga TN   829J PAETEC ITEL, LLC 472      
423-424 1 Chattanooga TN   829J PAETEC ITEL, LLC 472      
423-424 2 Chattanooga TN   829J PAETEC ITEL, LLC 472      
423-424 3 Chattanooga TN   829J PAETEC ITEL, LLC 472      
423-424 4 Chattanooga TN   829J PAETEC ITEL, LLC 472      
423-424 5 Chattanooga TN   829J PAETEC ITEL, LLC 472      
423-424 6 Chattanooga TN   7473 POWERTEL ATLANTA LICENSES, INC. 472   2005-03-17   
423-424 7 Chattanooga TN   829J PAETEC ITEL, LLC 472      
423-424 8 Chattanooga TN   7473 POWERTEL ATLANTA LICENSES, INC. 472   2006-12-17   
423-424 9 Chattanooga TN   7473 POWERTEL ATLANTA LICENSES, INC. 472   2006-10-29   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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