Local Calling Guide

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NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]

NXX: 672

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-672 A Muskegon MI GDRPMIBLDS2  7421 AT&T - LOCAL 348      
231-672 0 Muskegon MI GDRPMIBLCM5  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2011-03-07   
231-672 1 Muskegon MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC DBA T-MOBILE USA 348   2006-01-12   
231-672 2 Muskegon MI MSKHMIXPDS0  0695 FRONTIER NORTH, INC. - MI 348   2005-11-17   
231-672 3 Muskegon MI MSKHMIXPDS0  0695 FRONTIER NORTH, INC. - MI 348   2005-11-17   
231-672 4 Muskegon MI MSKHMIXPDS0  0695 FRONTIER NORTH, INC. - MI 348   2005-11-17   
231-672 5 Muskegon MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2008-03-07   
231-672 6 Muskegon MI MSKHMIXPDS0  0695 FRONTIER NORTH, INC. - MI 348   2005-11-17   
231-672 7 Muskegon MI MSKHMIXPDS0  0695 FRONTIER NORTH, INC. - MI 348   2005-11-17   
231-672 8 Muskegon MI MSKHMIXPDS0  0695 FRONTIER NORTH, INC. - MI 348   2005-11-17   
231-672 9 Muskegon MI GDRPMIBLDS2  7421 AT&T - LOCAL 348      

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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