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.

Chattanooga, TN

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
423-497 0   525E ONVOY, LLC - TN 472   2019-06-23   
423-497 1   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 472   2018-04-06   
423-497 2   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2017-05-01   
423-497 3   525E ONVOY, LLC - TN 472   2019-06-23   
423-497 4   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2017-06-07   
423-497 5   4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2019-04-01   
423-497 6   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2017-07-05   
423-497 7   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2017-07-05   
423-497 8   4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2020-07-23   
423-497 9   5562 METROPCS, INC. 472   2017-03-27   
423-498 A CHTITNCDDS0  4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472      
423-498 0   624H ONVOY SPECTRUM, LLC 472   2022-08-08   
423-498 1   4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2017-03-25   
423-498 2   4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2017-03-25   
423-498 3   4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2017-03-25   
423-498 4   4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2017-03-25   
423-498 5   4645 ELECTRIC POWER BOARD OF CHATTANOOGA 472   2017-03-25   
423-498 6   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 472   2017-03-26   
423-498 7   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 472   2017-05-18   
423-498 8   624H ONVOY SPECTRUM, LLC 472   2022-09-16   
423-498 9   525E ONVOY, LLC - TN 472   2017-07-07   
423-499 A CHTGTNBRDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-503 A CHTGTNNSXCZ  7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-503 0   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-503 1   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-503 2   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-503 3   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-503 4   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-503 5   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-503 6   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-503 7   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-503 8   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-503 9   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-504 A CHTGTNNSXCZ  7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-504 0   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-504 1   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-504 2   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-504 3   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-504 4   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-504 5   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-504 6   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-504 7   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-504 8   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-504 9   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-505 A CHTGTNNSXCZ  7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-505 0   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-505 1   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-505 2   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-505 3   7473 POWERTEL ATLANTA LICENSES, INC. 472      
423-505 4   7473 POWERTEL ATLANTA LICENSES, INC. 472      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.