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: 756

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-756 A Union City MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
517-756 3 Union City MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2004-09-02   
517-756 4 Union City MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
517-756 6 Union City MI   508J CENTURYLINK COMMUNICATIONS LLC 348   2015-09-19   
517-756 8 Union City MI KLMZMIFAX0X  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2010-11-28   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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