Local Calling Guide

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

NXX: 937

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-937 A Howard City MI HWCYMIXGDS0  0695 FRONTIER NORTH, INC. - MI 348      
231-937 0 Howard City MI GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348   2005-02-11   
231-937 1 Howard City MI MSKGMIXKFMD  691A DAYSTARR, LLC DBA DAYSTARR COMMUNICATIONS - MI 348   2014-07-15   
231-937 2 Howard City MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2004-07-17   
231-937 4 Howard City MI HWCYMIXGDS0  0695 FRONTIER NORTH, INC. - MI 348      
231-937 5 Howard City MI HWCYMIXGDS0  0695 FRONTIER NORTH, INC. - MI 348      
231-937 6 Howard City MI HWCYMIXGDS0  0695 FRONTIER NORTH, INC. - MI 348      
231-937 7 Howard City MI HWCYMIXGDS0  0695 FRONTIER NORTH, INC. - MI 348      
231-937 8 Howard City MI HWCYMIXGDS0  0695 FRONTIER NORTH, INC. - MI 348      
231-937 9 Howard City MI HWCYMIXGDS0  0695 FRONTIER NORTH, INC. - MI 348      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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