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: CHTGTNNSXPZ

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-644 4 Soddy Daisy TN 965H FRACTEL, LLC 472   2020-08-08   
423-955 A Whitwell TN 965H FRACTEL, LLC 472      
423-955 5 Whitwell TN 965H FRACTEL, LLC 472   2020-09-12   
423-977 A Chattanooga TN 965H FRACTEL, LLC 472      
423-977 7 Chattanooga TN 965H FRACTEL, LLC 472   2019-09-18   
706-500 A Trenton GA 965H FRACTEL, LLC 472      
706-500 5 Trenton GA 965H FRACTEL, LLC 472   2019-11-21   

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

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