Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
319-729 A GDVWIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-729 0   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-729 1   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-729 2   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-729 3   221F ONVOY, LLC - IA 634   2021-03-14   
319-729 4   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-729 5   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-729 6   221F ONVOY, LLC - IA 634   2020-11-28   
319-729 7   508J CENTURYLINK COMMUNICATIONS, LLC 634   2016-10-06   
319-729 8   221F ONVOY, LLC - IA 634   2020-06-27   
319-729 9   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-966 A DVNPIADTXZX  516J TON80 COMMUNICATIONS, LLC 634      
319-966 1   624H ONVOY SPECTRUM, LLC 634   2024-12-19   
319-966 6   516J TON80 COMMUNICATIONS, LLC 634   2022-04-29   
319-966 9   145J TERRA NOVA TELECOM INC. 634   2025-05-31   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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