Local Calling Guide

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

NXX: 823

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-823 A Stanwood MI STWDMIXGRS0  0695 FRONTIER NORTH, INC. - MI 348      
231-823 2 Stanwood MI STWDMIXGRS0  0695 FRONTIER NORTH, INC. - MI 348      
231-823 4 Stanwood MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2009-09-26   
231-823 5 Stanwood MI GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348   2005-02-18   
231-823 7 Stanwood MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2013-03-18   
231-823 8 Stanwood MI STWDMIXGRS0  0695 FRONTIER NORTH, INC. - MI 348      
231-823 9 Stanwood MI STWDMIXGRS0  0695 FRONTIER NORTH, INC. - MI 348      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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