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: CHTGTNNSXMZ

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-904 3 Chattanooga TN 624H ONVOY SPECTRUM, LLC 472   2021-09-26   
423-904 4 Chattanooga TN 624H ONVOY SPECTRUM, LLC 472   2021-09-26   
423-904 9 Chattanooga TN 624H ONVOY SPECTRUM, LLC 472   2021-06-14   
423-909 A South Pittsburg TN 624H ONVOY SPECTRUM, LLC 472      
423-909 0 South Pittsburg TN 624H ONVOY SPECTRUM, LLC 472   2023-07-22   
423-955 1 Whitwell TN 624H ONVOY SPECTRUM, LLC 472   2023-06-17   
762-270 8 McCaysville GA 624H ONVOY SPECTRUM, LLC 472   2023-06-17   
762-295 1 Tennga GA 624H ONVOY SPECTRUM, LLC 472   2023-06-17   
762-318 9 Rossville GA 624H ONVOY SPECTRUM, LLC 472   2023-06-17   
828-603 1 Liberty (Cherokee) NC 624H ONVOY SPECTRUM, LLC 472   2023-06-17   
938-930 0 Stevenson AL 624H ONVOY SPECTRUM, LLC 472   2023-06-17   

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

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