Local Calling Guide

Area code/prefix search

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NPA: 504 [Rate centres in NPA 504] [Dial plan for NPA 504]

NXX: 216

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
504-216 A Kenner LA NWORLAMAX6Z  8839 ADVANCED TEL., INC. - LA 490      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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