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: 200

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-200 A Litchfield MI LNNGMIMNX4Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346      
517-200 0 Litchfield MI LNNGMIMNX4Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346      
517-200 2 Litchfield MI LNNGMIMNXFZ  965H FRACTEL, LLC 346   2020-01-17   
517-200 3 Litchfield MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2020-02-10   
517-200 4 Litchfield MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2020-02-10   
517-200 6 Litchfield MI LNNGMIMNX8Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2016-03-18   
517-200 7 Litchfield MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2016-01-26   
517-200 8 Litchfield MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346   2010-11-28   
517-200 9 Litchfield MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2018-10-20   

Last updated: Sat, 26 Aug 2023 16:14:14 UTC

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