Local Calling Guide

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NPA: 989 [Rate centres in NPA 989] [Dial plan for NPA 989]

NXX: 864

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-864 A Minden City MI MNCYMIXGDS0  0695 FRONTIER NORTH, INC. - MI 344      
989-864 0 Minden City MI   2550 123.NET, LLC 344   2003-03-08   
989-864 1 Minden City MI   991E BANDWIDTH.COM CLEC, LLC - MI 344   2012-11-18   
989-864 2 Minden City MI   543C ONVOY, LLCV - MI 344   2017-05-26   
989-864 3 Minden City MI   0695 FRONTIER NORTH, INC. - MI 344      
989-864 4 Minden City MI   543C ONVOY, LLCV - MI 344   2013-03-15   
989-864 5 Minden City MI   0695 FRONTIER NORTH, INC. - MI 344      
989-864 6 Minden City MI   516J TON80 COMMUNICATIONS, LLC 344   2022-03-28   
989-864 8 Minden City MI   0695 FRONTIER NORTH, INC. - MI 344      
989-864 9 Minden City MI   145J TERRA NOVA TELECOM INC. 344   2025-05-31   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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