Local Calling Guide

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

NXX: 681

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-681 A St Louis MI STLSMIXGRS0  0695 FRONTIER NORTH, INC. - MI 344      
989-681 0 St Louis MI   0695 FRONTIER NORTH, INC. - MI 344      
989-681 1 St Louis MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344   2004-11-14   
989-681 2 St Louis MI   0695 FRONTIER NORTH, INC. - MI 344      
989-681 3 St Louis MI   0695 FRONTIER NORTH, INC. - MI 344      
989-681 4 St Louis MI   0695 FRONTIER NORTH, INC. - MI 344      
989-681 5 St Louis MI   0695 FRONTIER NORTH, INC. - MI 344      
989-681 6 St Louis MI   0695 FRONTIER NORTH, INC. - MI 344      
989-681 7 St Louis MI   2550 123.NET, LLC 344   2005-09-03   
989-681 8 St Louis MI   792K CHARTER IP ENABLED SERVICES, LLC 344   2007-03-18   
989-681 9 St Louis MI   0695 FRONTIER NORTH, INC. - MI 344      

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

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