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: 327

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
504-327 A Kenner LA NWORLAMTXKX  150C VOICESTREAM GSM I, LLC 490      
504-327 0 Kenner LA MNVLLA20G07  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 490      
504-327 1 Kenner LA NWORLAMTXKX  150C VOICESTREAM GSM I, LLC 490      
504-327 2 Kenner LA MTRELANJ2MD  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 490      
504-327 3 Kenner LA NWORLAMTXKX  150C VOICESTREAM GSM I, LLC 490      
504-327 4 Kenner LA NWORLAMA51Z  586E YMAX COMMUNICATIONS CORP. - LA 490      
504-327 5 Kenner LA MTRELANJ2MD  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 490      
504-327 6 Kenner LA NWORLAMTXKX  150C VOICESTREAM GSM I, LLC 490      
504-327 7 Kenner LA NWORLAMA61Z  153F BANDWIDTH.COM CLEC, LLC - LA 490      
504-327 8 Kenner LA NWORLAMTXKX  150C VOICESTREAM GSM I, LLC 490      
504-327 9 Kenner LA NWORLAMTXKX  150C VOICESTREAM GSM I, LLC 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.