Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Conrad, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
641-366 A UNINIAXODS1  1297 HEART OF IOWA COMMUNICATIONS COOPERATIVE - IA 632      
641-366 0   751F MCC TELEPHONY OF IOWA, LLC - IA 632   2010-05-06   
641-366 1   1297 HEART OF IOWA COMMUNICATIONS COOPERATIVE - IA 632      
641-366 2   1297 HEART OF IOWA COMMUNICATIONS COOPERATIVE - IA 632      
641-366 3   1297 HEART OF IOWA COMMUNICATIONS COOPERATIVE - IA 632      
641-366 4   1297 HEART OF IOWA COMMUNICATIONS COOPERATIVE - IA 632      
641-366 6   544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-14   
641-366 7   9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2023-12-07   
641-366 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2021-12-01   
641-366 9   1297 HEART OF IOWA COMMUNICATIONS COOPERATIVE - IA 632      
641-922 A UNINIAXODS1  1297 HEART OF IOWA COMMUNICATIONS COOPERATIVE - IA 632      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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