Local Calling Guide

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

NXX: 678

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-678 A Brethren MI GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348      
231-678 7 Brethren MI GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348   2005-03-12   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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