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: 256

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-256 A De Witt IA   6266 UNITED STATES CELLULAR - IA 634   2025-05-12   
563-256 0 De Witt IA   6266 UNITED STATES CELLULAR - IA 634   2025-05-12   
563-256 1 De Witt IA   6266 UNITED STATES CELLULAR - IA 634   2025-05-12   
563-256 2 De Witt IA   6266 UNITED STATES CELLULAR - IA 634   2025-05-12   
563-256 3 De Witt IA   6266 UNITED STATES CELLULAR - IA 634   2025-05-12   
563-256 4 De Witt IA   6266 UNITED STATES CELLULAR - IA 634   2025-05-12   

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

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