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: 339

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-339 A Sumner IA SMNRIAXORP0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 635      
563-339 3 Sumner IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-05-07   
563-339 5 Sumner IA MONNIAXODS1  429J HAWKEYE INTERCONNECT COMPANY - IA 635   2019-11-27   
563-339 9 Sumner IA SMNRIAXORP0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 635   2015-12-14   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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