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: 456

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-456 A Davenport IA DVNPIA80XUX  490J BOOST SUBSCRIBERCO L.L.C. 634   2025-09-25   
563-456 0 Davenport IA DVNPIA80XUX  490J BOOST SUBSCRIBERCO L.L.C. 634   2025-09-25   
563-456 5 Davenport IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634   2026-01-21   
563-456 6 Davenport IA DVNPIAEAVMD  321J HD CARRIER LLC 634   2026-06-18   
563-456 7 Davenport IA DVNPIAEAVMD  321J HD CARRIER LLC 634   2026-06-18   
563-456 8 Davenport IA DVNPIADTGMD  221F ONVOY, LLC - IA 634   2025-10-26   
563-456 9 Davenport IA DVNPIADTGMD  221F ONVOY, LLC - IA 634   2025-10-26   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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