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: 596

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-596 A Munith MI MNTHMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-596 0 Munith MI   543C ONVOY, LLCV - MI 346   2021-03-27   
517-596 1 Munith MI   543C ONVOY, LLCV - MI 346   2007-03-09   
517-596 2 Munith MI   0681 FRONTIER MIDSTATES, INC. - MI 346      
517-596 3 Munith MI   0681 FRONTIER MIDSTATES, INC. - MI 346      
517-596 4 Munith MI   624H ONVOY SPECTRUM, LLC 346   2021-07-28   
517-596 5 Munith MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2015-06-18   
517-596 6 Munith MI   543C ONVOY, LLCV - MI 346   2013-04-01   
517-596 7 Munith MI   0681 FRONTIER MIDSTATES, INC. - MI 346      
517-596 8 Munith MI   0681 FRONTIER MIDSTATES, INC. - MI 346      
517-596 9 Munith MI   543C ONVOY, LLCV - MI 346   2021-02-03   

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

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