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: CHTGTNNSX8Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-299 2 Benton TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2009-07-23   
423-299 7 Benton TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-10   
423-299 8 Benton TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-10   
423-401 3 Soddy Daisy TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-21   
423-401 4 Soddy Daisy TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-21   
423-401 5 Soddy Daisy TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-21   
423-468 9 Chattanooga TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2009-10-02   
423-475 7 Chattanooga TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2009-10-02   
423-509 6 Chattanooga TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2009-10-02   
423-591 A Chattanooga TN 284E YMAX COMMUNICATIONS CORP. - TN 472      
423-591 0 Chattanooga TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-03-02   
423-591 1 Chattanooga TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-02-24   
423-591 2 Chattanooga TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-21   
423-591 3 Chattanooga TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-21   
423-591 4 Chattanooga TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-21   
423-591 5 Chattanooga TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-21   
423-665 2 Charleston TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-10   
423-665 5 Charleston TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-15   
423-665 6 Charleston TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-21   
423-665 7 Charleston TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-21   
423-665 8 Charleston TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-21   
423-761 9 Copper Basin TN 284E YMAX COMMUNICATIONS CORP. - TN 472   2008-06-10   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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