Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 989 [Rate centres in NPA 989] [Dial plan for NPA 989]

NXX: 644

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-644 A Weidman MI WDMNMIXGRS0  0695 FRONTIER NORTH, INC. - MI 344      
989-644 0 Weidman MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344   2004-11-14   
989-644 1 Weidman MI   2550 123.NET, LLC 344   2005-09-03   
989-644 2 Weidman MI   0695 FRONTIER NORTH, INC. - MI 344      
989-644 3 Weidman MI   0695 FRONTIER NORTH, INC. - MI 344      
989-644 4 Weidman MI   0695 FRONTIER NORTH, INC. - MI 344      
989-644 5 Weidman MI   0695 FRONTIER NORTH, INC. - MI 344      
989-644 6 Weidman MI   0695 FRONTIER NORTH, INC. - MI 344      
989-644 7 Weidman MI   0127 WINN TELEPHONE COMPANY DBA WINN TELECOM - MI 344   2008-03-23   
989-644 8 Weidman MI   0695 FRONTIER NORTH, INC. - MI 344      
989-644 9 Weidman MI   543C ONVOY, LLCV - MI 344   2013-04-05   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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