Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
641-717 A DESMIADTFMD  221F ONVOY, LLC - IA 632      
641-717 1 DESMIADTFMD  221F ONVOY, LLC - IA 632      
641-717 4 DESMIADTFMD  221F ONVOY, LLC - IA 632      
641-717 5 DESMIADTFMD  221F ONVOY, LLC - IA 632      
641-717 6 DESMIADTX1X  624H ONVOY SPECTRUM, LLC 632      
641-866 A LTMRIAXODS0  1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 632      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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