Local Calling Guide

Area code/prefix search

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

NXX: 733

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-733 A Onaway MI ONWYMIXGRS0  0695 FRONTIER NORTH, INC. - MI 344      
989-733 0 Onaway MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2005-05-14   
989-733 1 Onaway MI   0127 WINN TELEPHONE COMPANY DBA WINN TELECOM - MI 344   2011-03-01   
989-733 2 Onaway MI   0695 FRONTIER NORTH, INC. - MI 344      
989-733 3 Onaway MI   2550 123.NET, LLC 344   2020-01-04   
989-733 4 Onaway MI   0695 FRONTIER NORTH, INC. - MI 344      
989-733 5 Onaway MI   0695 FRONTIER NORTH, INC. - MI 344      
989-733 6 Onaway MI   0695 FRONTIER NORTH, INC. - MI 344      
989-733 7 Onaway MI   0695 FRONTIER NORTH, INC. - MI 344      
989-733 8 Onaway MI   0695 FRONTIER NORTH, INC. - MI 344      
989-733 9 Onaway MI   0695 FRONTIER NORTH, INC. - MI 344      

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

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