Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 878 [Rate centres in NPA 878] [Dial plan for NPA 878]

NXX: 305

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
878-305 A Aliquippa PA   547E ONVOY, LLC - PA 234   2026-04-19   
878-305 0 Aliquippa PA   547E ONVOY, LLC - PA 234   2026-04-19   
878-305 1 Aliquippa PA   547E ONVOY, LLC - PA 234   2026-05-02   

Last updated: Sat, 02 May 2026 12:20:53 UTC

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