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: 257

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-257 A Davenport IA   700J WAVENATION, LLC 634   2025-09-25   
563-257 0 Davenport IA   700J WAVENATION, LLC 634   2025-09-25   
563-257 1 Davenport IA   221F ONVOY, LLC - IA 634   2025-09-28   
563-257 2 Davenport IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634   2025-09-26   
563-257 3 Davenport IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634   2025-09-26   
563-257 4 Davenport IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634   2025-09-26   

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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