Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Audubon, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
712-205 A ADBNIAXOPS0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 644      
712-205 0 DESMIAITGT5  444G AUREON COMMUNICATIONS, LLC 644   2020-08-28   
712-205 9 ADBNIAXOPS0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 644   2016-09-08   
712-563 A ADBNIAXORP0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 644      
712-563 0 ADBNIAXORP0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 644      
712-563 1 ADBNIAXORP0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 644      
712-563 2 ADBNIAXORP0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 644      
712-563 3 ADBNIAXORP0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 644      
712-563 4 ADBNIAXORP0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 644      
712-563 5 ADBNIAXORP0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 644      
712-563 6 CRRLIAAF0MD  6266 UNITED STATES CELLULAR - IA 644   2009-04-20   
712-563 7 OMAHNENWGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 644   2021-05-31   
712-563 9 ADBNIAXORP0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 644      
712-588 A ADBNIAXO0MD  751F MCC TELEPHONY OF IOWA, LLC - IA 644      
712-588 1 ADBNIAXO0MD  751F MCC TELEPHONY OF IOWA, LLC - IA 644   2010-04-16   
712-588 7 RCCYIAXCHMD  221F ONVOY, LLC - IA 644   2021-05-21   
712-588 8 RCCYIAXCHMD  221F ONVOY, LLC - IA 644   2021-09-20   

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

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