Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: CHTGTNKVDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-242 A Chattanooga TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-242 0 Chattanooga TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-242 1 Chattanooga TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-242 2 Chattanooga TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-242 4 Chattanooga TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-242 6 Chattanooga TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-242 7 Chattanooga TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-242 9 Chattanooga TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-243 A Soddy Daisy TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-243 9 Soddy Daisy TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-244 A Cleveland TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-244 9 Cleveland TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-321 5 Chattanooga TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472   2008-09-05   
423-508 A Chattanooga TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-508 0 Chattanooga TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-508 1 Chattanooga TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-508 3 Chattanooga TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      
423-508 6 Chattanooga TN 114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 472      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.