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
517-566 4 Sunfield MI LNNGMIVE2MD  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 SNFDMIXIDS0  0671 BRIGHTSPEED OF CENTRAL MICHIGAN, INC 346      
517-566 8 Sunfield MI SNFDMIXIDS0  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 LNNGMIMNX3Y  2550 123.NET, LLC 346   2003-03-09   
517-568 1 Homer MI LNNGMIVE2MD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2005-09-05   
517-568 2 Homer MI LNNGMIDCCMD  145J TERRA NOVA TELECOM INC. 346   2026-06-04   
517-568 3 Homer MI HOMRMIXJDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-568 4 Homer MI HOMRMIXJDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-568 5 Homer MI HOMRMIXJDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-568 6 Homer MI HOMRMIXJDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-568 7 Homer MI HOMRMIXJDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-568 8 Homer MI LNNGMIVE2MD  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 LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2021-06-17   
517-569 1 Rives Junction MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2007-03-09   
517-569 2 Rives Junction MI RVJTMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-569 3 Rives Junction MI RVJTMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-569 4 Rives Junction MI LNNGMIMN02Z  318J COMCAST IP PHONE, LLC 346   2008-12-26   
517-569 5 Rives Junction MI LNNGMIMNX8Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2016-07-03   
517-569 6 Rives Junction MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2021-07-28   
517-569 7 Rives Junction MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2013-04-05   
517-569 8 Rives Junction MI RVJTMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-569 9 Rives Junction MI RVJTMIXIDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-571 A Howell MI SFLDMIMKDS2  6630 SPOK, INC. 340      
517-574 A Lansing MI LNNGMIMNX1Z  046L CLEAR RATE COMMUNICATIONS, LLC 346      
517-574 0 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2010-04-08   
517-574 1 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2010-04-08   
517-574 2 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2010-04-08   
517-574 3 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2010-08-11   
517-574 4 Lansing MI LNNGMIMN02Z  318J COMCAST IP PHONE, LLC 346   2008-09-03   
517-574 5 Lansing MI LNNGMIMN02Z  318J COMCAST IP PHONE, LLC 346   2008-09-03   
517-574 6 Lansing MI LNNGMIMNXSZ  5562 METROPCS, INC. 346   2008-12-28   
517-574 7 Lansing MI LNNGMIMNX1Z  046L CLEAR RATE COMMUNICATIONS, LLC 346   2008-06-01   
517-574 8 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2010-08-11   
517-574 9 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2010-08-11   
517-575 A Lansing MI HSLTMIHSRSA  9323 MICHIGAN BELL TEL CO 346      
517-575 0 Lansing MI HSLTMIHSRSA  9323 MICHIGAN BELL TEL CO 346      
517-575 1 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2005-02-11   
517-575 2 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2005-02-11   
517-575 3 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2005-02-28   
517-575 4 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2005-02-28   
517-575 5 Lansing MI LNNGMIMNX4Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2006-01-20   
517-575 6 Lansing MI LNNGMIMN02Z  318J COMCAST IP PHONE, LLC 346   2011-12-06   
517-575 7 Lansing MI LNNGMIMNX4Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2005-04-17   
517-575 8 Lansing MI LNNGMIMNX4Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2005-04-17   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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