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: 481

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-481 A Shenandoah IA OMAKNEYWDS1  478H AIRUS, INC. - NE 644      
712-481 0 Shenandoah IA   221F ONVOY, LLC - IA 644   2018-04-12   
712-481 1 Shenandoah IA   478H AIRUS, INC. - NE 644   2018-04-01   
712-481 2 Shenandoah IA   985E BANDWIDTH.COM CLEC, LLC - IA 644   2019-05-05   
712-481 3 Shenandoah IA   073H TELNYX LLC 644   2019-12-13   
712-481 4 Shenandoah IA   221F ONVOY, LLC - IA 644   2019-09-20   
712-481 5 Shenandoah IA   478H AIRUS, INC. - NE 644   2021-02-23   
712-481 6 Shenandoah IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 644   2021-03-10   
712-481 7 Shenandoah IA   6266 UNITED STATES CELLULAR - IA 644   2020-11-05   
712-481 8 Shenandoah IA   985E BANDWIDTH.COM CLEC, LLC - IA 644   2020-05-21   
712-481 9 Shenandoah IA   478H AIRUS, INC. - NE 644   2018-10-22   

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

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