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: 385

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
504-385 A Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-385 0 Kenner LA   749E ONVOY, LLC - LA 490   2024-06-29   
504-385 1 Kenner LA   749E ONVOY, LLC - LA 490   2024-06-29   
504-385 4 Kenner LA   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 490   2023-06-10   
504-385 5 Kenner LA   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 490   2023-06-10   
504-385 6 Kenner LA   150C VOICESTREAM GSM I, LLC 490   2021-01-21   
504-385 7 Kenner LA   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 490   2023-06-10   
504-385 8 Kenner LA   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 490   2023-06-10   
504-385 9 Kenner LA   749E ONVOY, LLC - LA 490   2024-06-29   

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

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