Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-296 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 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      
423-553 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      
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: Thu, 29 Jan 2026 14:35:03 UTC

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