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: 385

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
223-385 A Columbia PA CHBGPAXCZMD  6846 D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE 226   2026-03-07  2026-11-07 

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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