Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
712-425 A MLRDIAXORP0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 630      
712-425 0 DESMIAITGT5  444G AUREON COMMUNICATIONS, LLC 630   2013-10-07   
712-425 1 MLRDIAXORP0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 630      
712-425 2 RCCYIAXCHMD  221F ONVOY, LLC - IA 630   2021-05-05   
712-425 3 MLRDIAXORP0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 630      
712-425 4 RCCYIAXCHMD  221F ONVOY, LLC - IA 630   2021-10-31   
712-425 7 SXCYIADTQMD  508J CENTURYLINK COMMUNICATIONS, LLC 630   2016-12-24   
712-425 8 RCCYIAXCXMD  624H ONVOY SPECTRUM, LLC 630   2024-03-17   
712-425 9 MLRDIAXORP0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 630      

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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