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: JNGSLAMADS0

Remotes:

Switch Switch name Switch type
GYDNLAMARS1  GUEYDAN  RSC 
LKARLAMARS1  LAKE ARTHUR  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
337-616 A Jennings LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 488      
337-616 7 Jennings LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 488      
337-821 A Jennings LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 488      
337-821 0 Jennings LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 488      
337-821 2 Jennings LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 488      
337-821 4 Jennings LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 488      
337-821 5 Jennings LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 488      
337-821 6 Jennings LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 488      
337-824 A Jennings LA 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 488      

Last updated: Tue, 07 Oct 2025 16:47:53 UTC

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