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: 764

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-764 A Martensdale IA MRDLIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-764 0 Martensdale IA MRDLIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-764 1 Martensdale IA MRDLIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-764 2 Martensdale IA MRDLIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-764 3 Martensdale IA DESMIAITX9X  490J DISH WIRELESS, LLC 632   2022-08-27   
641-764 4 Martensdale IA BOONIA01DS1  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-15   
641-764 5 Martensdale IA KNVLIAXCSMD  221F ONVOY, LLC - IA 632   2021-04-16   
641-764 6 Martensdale IA KNVLIAXCSMD  221F ONVOY, LLC - IA 632   2019-11-29   
641-764 7 Martensdale IA DESMIADTXJX  508J CENTURYLINK COMMUNICATIONS, LLC 632   2017-03-24   
641-764 8 Martensdale IA KNVLIAXCSMD  221F ONVOY, LLC - IA 632   2021-04-16   
641-764 9 Martensdale IA MRDLIAXORP0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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