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: CHTGTNMVDS0

Remotes:

Switch Switch name Switch type
SDDSTNMARS5  SODDY DAISY  5ER 
SPCYTNMTRS0  SPRING CITY  ORM 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-842 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-843 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-847 A Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-847 0 Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-847 1 Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-847 3 Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-847 6 Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-847 8 Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      
423-847 9 Chattanooga TN 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 472      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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