Local Calling Guide

Area code/prefix search

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

NXX: 281

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-281 A Roscommon MI SGNWMIFAZMD  2550 123.NET, LLC 344      
989-281 0 Roscommon MI SGNWMIFAZMD  2550 123.NET, LLC 344   2003-04-20   
989-281 1 Roscommon MI OWTPMI021MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 344   2007-03-18   
989-281 2 Roscommon MI SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344   2006-11-28   
989-281 4 Roscommon MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2017-05-26   
989-281 5 Roscommon MI ALMAMIXGOMD  624H ONVOY SPECTRUM, LLC 344   2023-05-30   
989-281 7 Roscommon MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2013-04-05   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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