Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-980 2 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346      
517-980 3 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346      
517-980 4 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346      
517-980 5 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346      
517-980 6 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346      
517-980 7 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2010-02-24   
517-980 8 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2010-02-24   
517-980 9 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346      
517-981 A Vermontville MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-983 A Charlotte MI LNNGMIXIAMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-983 0 Charlotte MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-983 1 Charlotte MI   543C ONVOY, LLCV - MI 346   2021-03-31   
517-983 2 Charlotte MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2008-04-17   
517-983 3 Charlotte MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2007-11-03   
517-983 4 Charlotte MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2009-11-03   
517-983 5 Charlotte MI   516C AT&T CORP. 346   2011-09-30   
517-983 6 Charlotte MI   508J CENTURYLINK COMMUNICATIONS, LLC 346   2016-01-25   
517-983 7 Charlotte MI   046L CLEAR RATE COMMUNICATIONS, LLC 346   2012-06-02   
517-983 8 Charlotte MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-983 9 Charlotte MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346      
517-984 A Webberville MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-984 0 Webberville MI   543C ONVOY, LLCV - MI 346   2011-02-18   
517-984 1 Webberville MI   508J CENTURYLINK COMMUNICATIONS, LLC 346   2016-01-27   
517-984 2 Webberville MI   3535 ACD TELECOM, INC. - MI 346      
517-984 3 Webberville MI   3535 ACD TELECOM, INC. - MI 346      
517-984 4 Webberville MI   3535 ACD TELECOM, INC. - MI 346      
517-984 5 Webberville MI   961J WOW! INTERNET, CABLE AND PHONE 346   2012-05-20   
517-984 6 Webberville MI   543C ONVOY, LLCV - MI 346   2021-03-05   
517-984 7 Webberville MI   3535 ACD TELECOM, INC. - MI 346      
517-984 8 Webberville MI   543C ONVOY, LLCV - MI 346   2021-03-05   
517-984 9 Webberville MI   3535 ACD TELECOM, INC. - MI 346      
517-985 A Stockbridge MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-985 0 Stockbridge MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2005-09-05   
517-985 1 Stockbridge MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2006-05-06   
517-985 2 Stockbridge MI   3535 ACD TELECOM, INC. - MI 346      
517-985 3 Stockbridge MI   3535 ACD TELECOM, INC. - MI 346      
517-985 4 Stockbridge MI   3535 ACD TELECOM, INC. - MI 346      
517-985 5 Stockbridge MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2016-06-17   
517-985 6 Stockbridge MI   961J WOW! INTERNET, CABLE AND PHONE 346   2012-05-20   
517-985 7 Stockbridge MI   3535 ACD TELECOM, INC. - MI 346      
517-985 8 Stockbridge MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346   2020-09-23   
517-985 9 Stockbridge MI   3535 ACD TELECOM, INC. - MI 346      
517-990 A Jackson MI LNNGMIMNX4Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346      
517-990 0 Jackson MI   543C ONVOY, LLCV - MI 346      
517-990 1 Jackson MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-990 2 Jackson MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2005-05-24   
517-990 3 Jackson MI   318J COMCAST IP PHONE, LLC 346      
517-990 4 Jackson MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2005-09-10   
517-990 5 Jackson MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2006-02-06   
517-990 6 Jackson MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-990 7 Jackson MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2006-01-04   
517-990 8 Jackson MI   318J COMCAST IP PHONE, LLC 346   2008-09-26   
517-990 9 Jackson MI   3535 ACD TELECOM, INC. - MI 346      
517-991 A Camden MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-991 0 Camden MI   624H ONVOY SPECTRUM, LLC 346   2024-05-03   
517-991 1 Camden MI   543C ONVOY, LLCV - MI 346   2018-10-12   
517-991 2 Camden MI   543C ONVOY, LLCV - MI 346   2021-07-11   
517-991 3 Camden MI   3535 ACD TELECOM, INC. - MI 346      
517-991 4 Camden MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2016-02-15   
517-991 5 Camden MI   792K CHARTER IP ENABLED SERVICES, LLC 346   2026-02-22   
517-991 7 Camden MI   508J CENTURYLINK COMMUNICATIONS, LLC 346   2016-01-23   
517-991 8 Camden MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 346   2025-09-19   
517-991 9 Camden MI   145J TERRA NOVA TELECOM INC. 346   2025-05-31   
517-992 A Williamston MI LNNGMIMNX3Y  2550 123.NET, LLC 346      
517-992 0 Williamston MI   2550 123.NET, LLC 346   2003-04-20   
517-992 1 Williamston MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2004-12-31   
517-992 2 Williamston MI   145J TERRA NOVA TELECOM INC. 346   2025-05-31   
517-992 3 Williamston MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2016-09-06   
517-992 4 Williamston MI   318J COMCAST IP PHONE, LLC 346   2008-12-26   
517-992 5 Williamston MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2009-12-07   
517-992 6 Williamston MI   543C ONVOY, LLCV - MI 346   2011-01-08   
517-992 7 Williamston MI   543C ONVOY, LLCV - MI 346   2013-04-05   
517-992 8 Williamston MI   624H ONVOY SPECTRUM, LLC 346   2021-06-17   
517-992 9 Williamston MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2007-07-26   
517-993 A Lansing MI LNNGMIMNX8Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346      
517-993 0 Lansing MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346      
517-993 1 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2006-06-18   
517-993 2 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2006-06-18   
517-993 3 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2009-06-13   
517-993 4 Lansing MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2009-06-13   
517-993 5 Lansing MI   318J COMCAST IP PHONE, LLC 346   2010-09-09   
517-993 6 Lansing MI   318J COMCAST IP PHONE, LLC 346   2010-09-09   
517-993 7 Lansing MI   5562 METROPCS, INC. 346   2007-02-09   
517-993 8 Lansing MI   5562 METROPCS, INC. 346   2007-02-09   
517-993 9 Lansing MI   543C ONVOY, LLCV - MI 346   2015-12-17   
517-994 A Portland MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-994 0 Portland MI   046L CLEAR RATE COMMUNICATIONS, LLC 346   2013-03-07   
517-994 1 Portland MI   543C ONVOY, LLCV - MI 346   2013-01-30   
517-994 2 Portland MI   3535 ACD TELECOM, INC. - MI 346      
517-994 3 Portland MI   3535 ACD TELECOM, INC. - MI 346      
517-994 4 Portland MI   3535 ACD TELECOM, INC. - MI 346      
517-994 5 Portland MI   543C ONVOY, LLCV - MI 346   2012-05-28   
517-994 6 Portland MI   961J WOW! INTERNET, CABLE AND PHONE 346   2012-05-20   
517-994 7 Portland MI   3535 ACD TELECOM, INC. - MI 346      
517-994 8 Portland MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2009-09-26   
517-994 9 Portland MI   3535 ACD TELECOM, INC. - MI 346      
517-995 A Jonesville MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-995 0 Jonesville MI   3535 ACD TELECOM, INC. - MI 346      
517-995 1 Jonesville MI   792K CHARTER IP ENABLED SERVICES, LLC 346   2026-01-29   
517-995 2 Jonesville MI   508J CENTURYLINK COMMUNICATIONS, LLC 346   2016-01-26   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 >>

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.