Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 814 [Rate centres in NPA 814] [Dial plan for NPA 814]

NXX: 638

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
814-638 A Cochranton PA MDVLPAXM3MD  422C ARMSTRONG TELECOMMUNICATIONS, INC. - PA 924      
814-638 0 Cochranton PA   422C ARMSTRONG TELECOMMUNICATIONS, INC. - PA 924   2007-05-21   
814-638 1 Cochranton PA   3806 CORE COMMUNICATIONS, INC. - PA 924   2009-04-03   
814-638 6 Cochranton PA   7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 924   2023-02-23   
814-638 9 Cochranton PA   939H COMMIO, LLC 924   2022-07-18   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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