Local Calling Guide

Area code/prefix search

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NPA: 858 [Rate centres in NPA 858] [Dial plan for NPA 858]

NXX: 204

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-204 A Poway CA SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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