Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Clarence, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
563-352 A CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635      
563-452 A CLNCIAXODS0  1130 CLARENCE TEL. CO. INC. 635      

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

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