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: 634

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-634 A Carroll IA OMAHNENWXTX  985E BANDWIDTH.COM CLEC, LLC - IA 644      
712-634 0 Carroll IA   985E BANDWIDTH.COM CLEC, LLC - IA 644   2018-10-27   
712-634 2 Carroll IA   9877 LEVEL 3 COMMUNICATIONS, LLC - IA 644   2019-10-25   
712-634 4 Carroll IA   624H ONVOY SPECTRUM, LLC 644   2021-10-29   
712-634 5 Carroll IA   624H ONVOY SPECTRUM, LLC 644   2021-10-29   
712-634 6 Carroll IA   221F ONVOY, LLC - IA 644   2019-09-20   
712-634 9 Carroll IA   423H AIRUS, INC - IA 644   2021-02-22   

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

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