Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 517 [Rate centres in NPA 517] [Dial plan for NPA 517]

NXX: 458

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-458 A Morenci MI MRNCMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 340      
517-458 0 Morenci MI SFLDMIUPDS0  4632 TELNET WORLDWIDE, INC. 340   2005-09-03   
517-458 1 Morenci MI MRNCMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 340      
517-458 2 Morenci MI MRNCMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 340      
517-458 3 Morenci MI PTBGMIAKDS0  558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2006-05-28   
517-458 4 Morenci MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2009-09-26   
517-458 5 Morenci MI SFLDMIDICA0  2550 123 NET, INC. 340   2011-09-26   
517-458 6 Morenci MI MRNCMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 340      
517-458 7 Morenci MI MRNCMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 340      
517-458 8 Morenci MI SFLDMITODS2  543C ONVOY, LLC - MI 340   2020-09-07   
517-458 9 Morenci MI SFLDMITODS2  543C ONVOY, LLC - MI 340   2020-09-07   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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