Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 563 [Rate centres in NPA 563] [Dial plan for NPA 563]

NXX: 312

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-312 A Lost Nation IA MNPLIAXCJMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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