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: 267

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-267 A Calmar IA   7421 AT&T - LOCAL 635   2025-11-07   
563-267 9 Calmar IA   7421 AT&T - LOCAL 635   2025-11-07   

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

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