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: NWORLAMTDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
504-219 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-377 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-703 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-828 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-830 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-831 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-832 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-833 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-834 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-835 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-836 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-837 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-838 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-840 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-841 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-842 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-846 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-849 A New Orleans LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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