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: 680

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-680 A Albion MI LNNGMIDCMMD  460K FIRST COMMUNICATIONS, LLC 346      
517-680 0 Albion MI LNNGMIVE2MD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-680 1 Albion MI LNNGMIVE2MD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2005-12-17   
517-680 2 Albion MI LNNGMIDCMMD  460K FIRST COMMUNICATIONS, LLC 346   2024-09-10   
517-680 4 Albion MI LNNGMIVE2MD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2004-07-16   
517-680 7 Albion MI LNNGMIMNX8Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2008-11-28   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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