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
517-666 A Grand Ledge MI   543C ONVOY, LLC - MI 346   2018-01-21   
517-666 1 Grand Ledge MI   8935 COMCAST PHONE OF MICHIGAN, LLC - MI 346   2019-11-02   
517-666 6 Grand Ledge MI   543C ONVOY, LLC - MI 346   2018-01-21   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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