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: 850

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-850 A Clarinda IA CLRDIAXT3MD  751F MCC TELEPHONY OF IOWA, LLC - IA 644      
712-850 1 Clarinda IA CLRDIAXT3MD  751F MCC TELEPHONY OF IOWA, LLC - IA 644   2010-05-04   
712-850 6 Clarinda IA OMAHNENWXEX  8344 TELEPORT COMMUNICATIONS AMERICA, LLC - IA 644   2017-11-10   
712-850 7 Clarinda IA OMAHNENWXPX  221F ONVOY, LLC - IA 644   2019-11-28   
712-850 8 Clarinda IA OMAHNENWGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 644   2021-03-10   
712-850 9 Clarinda IA DESMIAITGT5  444G AUREON COMMUNICATIONS, LLC 644   2014-10-22   

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

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