Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 641 [Rate centres in NPA 641] [Dial plan for NPA 641]

NXX: 728

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-728 A Peru IA PERUIAXORS7  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-728 0 Peru IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-728 1 Peru IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-728 2 Peru IA   221F ONVOY, LLC - IA 632   2019-11-29   
641-728 3 Peru IA   624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-728 4 Peru IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-728 5 Peru IA   544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-16   
641-728 6 Peru IA   221F ONVOY, LLC - IA 632   2021-04-16   
641-728 7 Peru IA   508J CENTURYLINK COMMUNICATIONS, LLC 632   2017-03-28   
641-728 8 Peru IA   221F ONVOY, LLC - IA 632   2021-04-16   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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