Local Calling Guide

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NPA: 878 [Rate centres in NPA 878] [Dial plan for NPA 878]

NXX: 297

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
878-297 A Washington PA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2025-11-15   
878-297 9 Washington PA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2025-11-15   

Last updated: Tue, 07 Oct 2025 16:47:53 UTC

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