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.

NPA: 504 [Rate centres in NPA 504] [Dial plan for NPA 504]

NXX: 656

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
504-656 A Jesuit Bend LA JSBNLAMARPA  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-656 0 Jesuit Bend LA JSBNLAMARPA  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-656 1 Jesuit Bend LA NWORLAMA90Z  516C AT&T CORP. 490      
504-656 2 Jesuit Bend LA JSBNLAMARPA  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-656 3 Jesuit Bend LA JSBNLAMARPA  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-656 4 Jesuit Bend LA NWORLAMA61Z  153F BANDWIDTH.COM CLEC, LLC - LA 490      
504-656 5 Jesuit Bend LA MNVLLA20G07  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 490      
504-656 6 Jesuit Bend LA NWORLAMA61Z  153F BANDWIDTH.COM CLEC, LLC - LA 490      
504-656 7 Jesuit Bend LA JSBNLAMARPA  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-656 8 Jesuit Bend LA JSBNLAMARPA  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 490      
504-656 9 Jesuit Bend LA NWORLAMA61Z  153F BANDWIDTH.COM CLEC, LLC - LA 490      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.