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: 366

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-366 A Conrad IA UNINIAXODS1  1297 HEART OF IOWA COMMUNICATIONS COOPERATIVE - IA 632      
641-366 0 Conrad IA DESMIAITX1X  751F MCC TELEPHONY OF IOWA, LLC - IA 632   2010-05-06   
641-366 1 Conrad IA UNINIAXODS1  1297 HEART OF IOWA COMMUNICATIONS COOPERATIVE - IA 632      
641-366 2 Conrad IA UNINIAXODS1  1297 HEART OF IOWA COMMUNICATIONS COOPERATIVE - IA 632      
641-366 3 Conrad IA UNINIAXODS1  1297 HEART OF IOWA COMMUNICATIONS COOPERATIVE - IA 632      
641-366 4 Conrad IA UNINIAXODS1  1297 HEART OF IOWA COMMUNICATIONS COOPERATIVE - IA 632      
641-366 6 Conrad IA BOONIA01DS1  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-14   
641-366 7 Conrad IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2023-12-07   
641-366 8 Conrad IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2021-12-01   
641-366 9 Conrad IA UNINIAXODS1  1297 HEART OF IOWA COMMUNICATIONS COOPERATIVE - IA 632      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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