Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 504 [Rate centres in NPA 504] [Dial plan for NPA 504]

NXX: 800

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
504-800 A Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-800 0 Kenner LA   749E ONVOY, LLC - LA 490   2025-03-03   
504-800 1 Kenner LA   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 490   2024-09-06   
504-800 2 Kenner LA   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 490   2024-09-06   
504-800 3 Kenner LA   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 490   2024-09-06   
504-800 4 Kenner LA   318J COMCAST IP PHONE, LLC 490   2019-02-19   
504-800 5 Kenner LA   150C VOICESTREAM GSM I, LLC 490   2011-04-26   
504-800 6 Kenner LA   153F BANDWIDTH.COM CLEC, LLC - LA 490   2015-05-16   
504-800 7 Kenner LA   150C VOICESTREAM GSM I, LLC 490   2011-04-26   
504-800 8 Kenner LA   477H AIRUS, INC. - LA 490   2018-12-22   
504-800 9 Kenner LA   749E ONVOY, LLC - LA 490   2025-03-03   

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

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