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: 300

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-300 A Davenport IA   114J EXIANT COMMUNICATIONS LLC 634   2026-07-25   
563-300 3 Davenport IA   114J EXIANT COMMUNICATIONS LLC 634   2026-07-25   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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