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: 459

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-459 A Parma MI LNNGMIVE2MD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-459 0 Parma MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2010-01-08   
517-459 1 Parma MI   624H ONVOY SPECTRUM, LLC 346   2021-06-17   
517-459 2 Parma MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2016-06-23   
517-459 3 Parma MI   543C ONVOY, LLCV - MI 346   2021-04-25   
517-459 4 Parma MI   543C ONVOY, LLCV - MI 346   2021-04-25   
517-459 5 Parma MI   508J CENTURYLINK COMMUNICATIONS, LLC 346   2016-01-26   
517-459 6 Parma MI   961J WOW! INTERNET, CABLE AND PHONE 346   2012-05-20   
517-459 7 Parma MI   543C ONVOY, LLCV - MI 346   2013-04-05   
517-459 8 Parma MI   543C ONVOY, LLCV - MI 346   2020-09-07   
517-459 9 Parma MI   543C ONVOY, LLCV - MI 346   2020-09-07   

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

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