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.

Switch: LNNGMIMNX1Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
517-574 A Lansing MI 046L CLEAR RATE COMMUNICATIONS, LLC 346      
517-574 7 Lansing MI 046L CLEAR RATE COMMUNICATIONS, LLC 346   2008-06-01   
517-836 A Eaton Rapids MI 046L CLEAR RATE COMMUNICATIONS, LLC 346      
517-836 7 Eaton Rapids MI 046L CLEAR RATE COMMUNICATIONS, LLC 346   2012-01-28   
517-867 A Jackson MI 046L CLEAR RATE COMMUNICATIONS, LLC 346      
517-867 5 Jackson MI 046L CLEAR RATE COMMUNICATIONS, LLC 346   2016-06-03   
517-867 6 Jackson MI 046L CLEAR RATE COMMUNICATIONS, LLC 346   2016-06-03   
517-867 7 Jackson MI 046L CLEAR RATE COMMUNICATIONS, LLC 346   2016-06-03   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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