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: 536

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
504-536 A New Orleans LA   490J DISH WIRELESS, LLC 490   2025-04-28   
504-536 0 New Orleans LA   490J DISH WIRELESS, LLC 490   2025-04-28   
504-536 1 New Orleans LA   490J DISH WIRELESS, LLC 490   2025-06-12   
504-536 2 New Orleans LA   490J DISH WIRELESS, LLC 490   2025-08-07   
504-536 3 New Orleans LA   490J DISH WIRELESS, LLC 490   2025-08-18   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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