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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-588 A Charlotte MI LNNGMI55CM1  6664 SPRINT SPECTRUM L.P. 346      
517-588 0 Charlotte MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2005-12-17   
517-588 1 Charlotte MI   6664 SPRINT SPECTRUM L.P. 346      
517-588 2 Charlotte MI   1200 TALK AMERICA INC. - MI 346   2006-01-05   
517-588 3 Charlotte MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2006-12-11   
517-588 4 Charlotte MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2006-12-11   
517-588 5 Charlotte MI   6664 SPRINT SPECTRUM L.P. 346   2006-06-18   
517-588 6 Charlotte MI   7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346   2006-04-15   
517-588 7 Charlotte MI   6664 SPRINT SPECTRUM L.P. 346   2006-01-30   
517-588 8 Charlotte MI   6664 SPRINT SPECTRUM L.P. 346      
517-588 9 Charlotte MI   6664 SPRINT SPECTRUM L.P. 346      

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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