Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 712 [Rate centres in NPA 712] [Dial plan for NPA 712]

NXX: 438

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-438 A Clarinda IA CRRLIAAF0MD  6266 UNITED STATES CELLULAR - IA 644      
712-438 0 Clarinda IA CRRLIAAF0MD  6266 UNITED STATES CELLULAR - IA 644   2010-05-17   
712-438 1 Clarinda IA CRRLIAAF0MD  6266 UNITED STATES CELLULAR - IA 644   2012-10-22   
712-438 2 Clarinda IA CRRLIAAF0MD  6266 UNITED STATES CELLULAR - IA 644   2020-10-12   
712-438 3 Clarinda IA OMAHNENWYMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 644   2017-06-26   
712-438 8 Clarinda IA OMAHNENWXPX  221F ONVOY, LLC - IA 644   2021-04-23   
712-438 9 Clarinda IA OMAHNENWXPX  221F ONVOY, LLC - IA 644   2021-04-23   

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

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