Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 223 [Rate centres in NPA 223] [Dial plan for NPA 223]

NXX: 396

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
223-396 A Harrisburg City Zone-1 PA   0051 SHELCOMM 226   2026-09-18   

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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