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: 407

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-407 A Minden IA AVOCIAXO2MD  774B WALNUT TELEPHONE COMPANY, INC. - IA 644      
712-407 1 Minden IA OMAHNENWX2Y  624H ONVOY SPECTRUM, LLC 644   2024-06-07   
712-407 2 Minden IA AVOCIAXO2MD  774B WALNUT TELEPHONE COMPANY, INC. - IA 644   2004-07-16   
712-407 4 Minden IA OMAHNENWXPX  221F ONVOY, LLC - IA 644   2021-05-21   
712-407 7 Minden IA OMAHNENWXPX  221F ONVOY, LLC - IA 644   2021-10-30   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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