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: 562

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-562 A Calmar IA CLMRIACORS5  9631 QWEST CORPORATION 635      
563-562 0 Calmar IA   9877 LEVEL 3 COMMUNICATIONS, LLC - IA 635   2010-04-01   
563-562 1 Calmar IA   593K MCC TELEPHONY LLC 635   2010-05-09   
563-562 2 Calmar IA   221F ONVOY, LLC - IA 635   2013-04-04   
563-562 3 Calmar IA   9631 QWEST CORPORATION 635      
563-562 4 Calmar IA   9631 QWEST CORPORATION 635      
563-562 5 Calmar IA   508J CENTURYLINK COMMUNICATIONS, LLC 635   2017-06-09   
563-562 6 Calmar IA   985E BANDWIDTH.COM CLEC, LLC - IA 635   2012-05-21   
563-562 7 Calmar IA   221F ONVOY, LLC - IA 635   2008-09-04   
563-562 8 Calmar IA   221F ONVOY, LLC - IA 635   2014-11-07   
563-562 9 Calmar IA   9631 QWEST CORPORATION 635      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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