Local Calling Guide

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NPA: 517 [Rate centres in NPA 517] [Dial plan for NPA 517]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-563 A Hanover MI HNVRMIXIDS0  4417 FRONTIER COMMUNICATIONS OF MICHIGAN, INC. 346      
517-564 A Adrian MI SFLDMIMKDS2  6630 USA MOBILITY WIRELESS, INC. 340      
517-565 A Fitchburg MI FTBGMIXIRSA  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-565 0 Fitchburg MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2006-01-05   
517-565 2 Fitchburg MI   624H ONVOY SPECTRUM, LLC 346   2021-06-17   
517-565 3 Fitchburg MI   0681 FRONTIER MIDSTATES, INC. - MI 346      
517-565 4 Fitchburg MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2004-07-16   
517-565 5 Fitchburg MI   145J TERRA NOVA TELECOM INC. 346   2025-05-31   
517-565 6 Fitchburg MI   543C ONVOY, LLCV - MI 346   2021-04-25   
517-565 7 Fitchburg MI   543C ONVOY, LLCV - MI 346   2013-04-01   
517-565 9 Fitchburg MI   145J TERRA NOVA TELECOM INC. 346   2026-02-06   
517-566 A Sunfield MI SNFDMIXIDS0  0671 BRIGHTSPEED OF CENTRAL MICHIGAN, INC 346      
517-566 0 Sunfield MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346   2013-08-08   
517-566 1 Sunfield MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346   2013-08-08   
517-566 2 Sunfield MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346   2013-08-08   
517-566 3 Sunfield MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346   2013-08-08   
517-566 4 Sunfield MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2018-01-27   
517-566 6 Sunfield MI   046L CLEAR RATE COMMUNICATIONS, LLC 346   2010-06-09   
517-566 7 Sunfield MI   0671 BRIGHTSPEED OF CENTRAL MICHIGAN, INC 346      
517-566 8 Sunfield MI   0671 BRIGHTSPEED OF CENTRAL MICHIGAN, INC 346      
517-566 9 Sunfield MI   145J TERRA NOVA TELECOM INC. 346   2025-07-11   
517-567 A Ransom MI RNSMMIXJRSA  4417 FRONTIER COMMUNICATIONS OF MICHIGAN, INC. 346      
517-568 A Homer MI HOMRMIXJDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-568 0 Homer MI   2550 123.NET, LLC 346   2003-03-09   
517-568 1 Homer MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2005-09-05   
517-568 3 Homer MI   0681 FRONTIER MIDSTATES, INC. - MI 346      
517-568 4 Homer MI   0681 FRONTIER MIDSTATES, INC. - MI 346      
517-568 5 Homer MI   0681 FRONTIER MIDSTATES, INC. - MI 346      
517-568 6 Homer MI   0681 FRONTIER MIDSTATES, INC. - MI 346      
517-568 7 Homer MI   0681 FRONTIER MIDSTATES, INC. - MI 346      
517-568 8 Homer MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2004-07-17   
517-568 9 Homer MI   046L CLEAR RATE COMMUNICATIONS, LLC 346   2011-06-20   
517-569 A Rives Junction MI RVJTMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-569 0 Rives Junction MI   624H ONVOY SPECTRUM, LLC 346   2021-06-17   
517-569 1 Rives Junction MI   543C ONVOY, LLCV - MI 346   2007-03-09   
517-569 2 Rives Junction MI   0681 FRONTIER MIDSTATES, INC. - MI 346      
517-569 3 Rives Junction MI   0681 FRONTIER MIDSTATES, INC. - MI 346      
517-569 4 Rives Junction MI   318J COMCAST IP PHONE, LLC 346   2008-12-26   
517-569 5 Rives Junction MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2016-07-03   
517-569 6 Rives Junction MI   543C ONVOY, LLCV - MI 346   2021-07-28   
517-569 7 Rives Junction MI   543C ONVOY, LLCV - MI 346   2013-04-05   
517-569 8 Rives Junction MI   0681 FRONTIER MIDSTATES, INC. - MI 346      
517-569 9 Rives Junction MI   0681 FRONTIER MIDSTATES, INC. - MI 346      
517-571 A Howell MI SFLDMIMKDS2  6630 USA MOBILITY WIRELESS, INC. 340      
517-574 A Lansing MI   046L CLEAR RATE COMMUNICATIONS, LLC 346      
517-574 0 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2010-04-08   
517-574 1 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2010-04-08   
517-574 2 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2010-04-08   
517-574 3 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2010-08-11   
517-574 4 Lansing MI   318J COMCAST IP PHONE, LLC 346   2008-09-03   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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