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: 492

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
504-492 A Lafitte LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2024-04-29   
504-492 0 Lafitte LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2024-04-29   
504-492 1 Lafitte LA   515J IP HORIZON LLC 490   2024-05-01   
504-492 2 Lafitte LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490   2024-08-15   
504-492 3 Lafitte LA NWORLAMAY2X  624H ONVOY SPECTRUM, LLC 490   2024-12-05   
504-492 4 Lafitte LA NWORLAMAY2X  624H ONVOY SPECTRUM, LLC 490   2024-12-05   
504-492 5 Lafitte LA NWORLAMAY2X  624H ONVOY SPECTRUM, LLC 490   2024-12-05   
504-492 6 Lafitte LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2025-01-09   
504-492 8 Lafitte LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2024-06-07   
504-492 9 Lafitte LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2024-07-15   

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

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