Local Calling Guide

Area code/prefix search

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NPA: 610 [Rate centres in NPA 610] [Dial plan for NPA 610]

NXX: 863

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-863 A Pen Argyl PA PNARPAXPRS0  0161 COMMONWEALTH TELEPHONE COMPANY LLC 228      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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