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.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
517-833 9 Mason MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2005-12-29   
517-851 3 Stockbridge MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2004-07-17   
517-853 A Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-853 0 Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-853 2 Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2004-10-21   
517-853 3 Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-853 6 Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-853 7 Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2006-11-12   
517-853 8 Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-855 2 Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2022-03-25   
517-868 A Dimondale MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-878 A Leslie MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-878 4 Leslie MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2006-01-19   
517-878 5 Leslie MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2008-05-19   
517-879 A Jackson MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-879 0 Jackson MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2005-01-07   
517-879 1 Jackson MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2006-01-14   
517-879 2 Jackson MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2006-01-14   
517-879 4 Jackson MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-879 5 Jackson MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2009-10-02   
517-885 2 Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2021-02-05   
517-889 1 Holt MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2006-03-13   
517-889 9 Holt MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2008-02-11   
517-908 A Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-908 0 Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-908 7 Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2009-06-24   
517-908 8 Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2009-09-13   
517-908 9 Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2011-06-17   
517-910 A Onondaga MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-910 6 Onondaga MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2006-03-17   
517-915 0 Fowlerville MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2008-04-24   
517-917 0 Jackson MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2006-12-09   
517-921 5 Addison MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2018-05-18   
517-936 2 Jackson MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2011-12-27   
517-940 6 Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2015-07-23   
517-940 7 Lansing MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2015-04-25   
517-969 3 Mason MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2008-04-30   
517-969 7 Mason MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2008-05-08   
517-969 8 Mason MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2008-05-08   
517-969 9 Mason MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2007-07-26   
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   
517-990 1 Jackson MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-990 6 Jackson MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-992 5 Williamston MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2009-12-07   
517-992 9 Williamston MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2007-07-26   

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Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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