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: 682

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-682 A Blissfield MI SFLDMIDICA0  2550 123.NET, LLC 340      
517-682 0 Blissfield MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-09-01   
517-682 1 Blissfield MI   558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2003-05-28   
517-682 2 Blissfield MI   3535 ACD TELECOM, INC. - MI 340   2005-07-21   
517-682 4 Blissfield MI   543C ONVOY, LLCV - MI 340   2007-03-05   
517-682 5 Blissfield MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2012-06-20   
517-682 6 Blissfield MI   543C ONVOY, LLCV - MI 340   2023-09-03   
517-682 8 Blissfield MI   624H ONVOY SPECTRUM, LLC 340   2021-06-13   
517-682 9 Blissfield MI   2550 123.NET, LLC 340   2003-01-25   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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