Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: UNCYMIXGRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
517-741 A Union City MI 0695 FRONTIER NORTH, INC. - MI 348      
517-741 3 Union City MI 0695 FRONTIER NORTH, INC. - MI 348      
517-741 4 Union City MI 0695 FRONTIER NORTH, INC. - MI 348      
517-741 5 Union City MI 0695 FRONTIER NORTH, INC. - MI 348      
517-741 7 Union City MI 0695 FRONTIER NORTH, INC. - MI 348      
517-741 8 Union City MI 0695 FRONTIER NORTH, INC. - MI 348      
517-741 9 Union City MI 0695 FRONTIER NORTH, INC. - MI 348      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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