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
517-521 4 Webberville MI WBVLMIXJDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-521 5 Webberville MI WBVLMIXJDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-521 6 Webberville MI WBVLMIXJDS0  0681 FRONTIER MIDSTATES, INC. - MI 346      
517-521 7 Webberville MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2013-04-05   
517-521 8 Webberville MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2021-06-17   
517-521 9 Webberville MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2023-04-22   
517-522 A Grass Lake MI GRLKMIXGDS0  0695 FRONTIER NORTH, INC. - MI 346      
517-522 0 Grass Lake MI LNNGMIDCHMD  817J INTERACTIVE SERVICES NETWORK, INC. 346   2005-09-03   
517-522 1 Grass Lake MI LNNGMIMNX8Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2016-03-21   
517-522 2 Grass Lake MI LNNGMIVE2MD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2009-12-07   
517-522 3 Grass Lake MI GRLKMIXGDS0  0695 FRONTIER NORTH, INC. - MI 346      
517-522 4 Grass Lake MI GRLKMIXGDS0  0695 FRONTIER NORTH, INC. - MI 346      
517-522 5 Grass Lake MI GRLKMIXGDS0  0695 FRONTIER NORTH, INC. - MI 346      
517-522 6 Grass Lake MI GRLKMIXGDS0  0695 FRONTIER NORTH, INC. - MI 346      
517-522 7 Grass Lake MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2007-03-05   
517-522 8 Grass Lake MI GRLKMIXGDS0  0695 FRONTIER NORTH, INC. - MI 346      
517-522 9 Grass Lake MI LNNGMIMNX3Y  2550 123.NET, LLC 346   2017-04-03   
517-523 A Osseo MI OSSEMIXIDS0  4417 FRONTIER COMMUNICATIONS OF MICHIGAN, INC. 346      
517-524 A Concord MI CNCRMIXJDS0  4417 FRONTIER COMMUNICATIONS OF MICHIGAN, INC. 346      
517-525 A Mason MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-526 A Portland MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-526 0 Portland MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-526 1 Portland MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-526 2 Portland MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-526 3 Portland MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-526 4 Portland MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-526 5 Portland MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-526 6 Portland MI LNNGMIMNX8Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2011-06-20   
517-526 7 Portland MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346   2011-08-27   
517-526 8 Portland MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-526 9 Portland MI LNNGMIMNXMZ  516C AT&T CORP. 346   2011-06-17   
517-528 A Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346      
517-528 0 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2011-02-16   
517-528 1 Lansing MI   145J TERRA NOVA TELECOM INC. 346   2024-11-18   
517-528 2 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2011-02-16   
517-528 3 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2011-02-16   
517-528 4 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2011-02-16   
517-528 5 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2011-02-16   
517-528 6 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2011-02-16   
517-528 7 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2011-02-16   
517-528 8 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2011-02-16   
517-528 9 Lansing MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2011-02-16   
517-529 A Clarklake MI CLRKMIMNRSA  9323 MICHIGAN BELL TEL CO 346      
517-529 0 Clarklake MI CLRKMIMNRSA  9323 MICHIGAN BELL TEL CO 346      
517-529 1 Clarklake MI CLRKMIMNRSA  9323 MICHIGAN BELL TEL CO 346      
517-529 2 Clarklake MI LNNGMIVE2MD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2005-06-24   
517-529 3 Clarklake MI CLRKMIMNRSA  9323 MICHIGAN BELL TEL CO 346      
517-529 4 Clarklake MI CLRKMIMNRSA  9323 MICHIGAN BELL TEL CO 346      
517-529 5 Clarklake MI CLRKMIMNRSA  9323 MICHIGAN BELL TEL CO 346      
517-529 6 Clarklake MI LNNGMIDCHMD  817J INTERACTIVE SERVICES NETWORK, INC. 346   2005-09-03   

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

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