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.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-221 A Chattanooga TN 6630 USA MOBILITY WIRELESS, INC. 472      
423-275 A Chattanooga TN 6435 PAGER ONE OF FLORIDA - TENNESSEE 472      
423-296 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-395 A Chattanooga TN 6630 USA MOBILITY WIRELESS, INC. 472      
423-485 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-490 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-499 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-510 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-513 A Chattanooga TN 6630 USA MOBILITY WIRELESS, INC. 472      
423-514 A Chattanooga TN 6630 USA MOBILITY WIRELESS, INC. 472      
423-527 A Chattanooga TN 6698 CELLULAR PAGE 472      
423-550 A Chattanooga TN 6698 CELLULAR PAGE 472      
423-553 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-582 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472   2009-09-16   
423-846 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-855 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-892 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-893 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-894 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-899 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-954 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
706-891 A Rossville GA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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