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: 397

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
504-397 A Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490      
504-397 0 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490   2021-11-27   
504-397 1 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490   2021-11-27   
504-397 2 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490   2022-01-19   
504-397 3 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490   2022-01-19   
504-397 4 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490   2022-01-19   
504-397 5 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490   2022-01-19   
504-397 6 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490   2022-01-19   
504-397 7 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490   2022-01-19   
504-397 8 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490   2022-01-19   
504-397 9 Kenner LA NWORLAMTX6Y  150C VOICESTREAM GSM I, LLC 490   2021-11-27   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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