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: 640

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
814-640 A Corsica PA ALNAPAALXZX  318J COMCAST IP PHONE, LLC 230      

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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