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.

OCN: 046L CLEAR RATE COMMUNICATIONS, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
989-272 A Saginaw MI   344      
989-272 0 Saginaw MI   344   2007-11-09   
989-272 7 Saginaw MI   344   2007-11-09   
989-278 5 Alpena MI   344   2009-11-14   
989-286 8 Caro MI   344   2010-06-09   
989-296 7 Prescott MI   344   2010-06-20   
989-331 7 Alma MI   344   2009-06-04   
989-343 7 West Branch MI   344   2009-11-14   
989-352 2 Lakeview MI   344   2011-06-20   
989-435 5 Beaverton MI   344   2009-11-14   
989-439 A Bay City MI   344      
989-439 7 Bay City MI   344   2012-06-23   
989-465 3 Coleman MI   344   2009-09-12   
989-480 5 Frankenmuth MI   344   2009-06-04   
989-492 7 Midland MI   344   2008-07-12   
989-541 7 Durand MI   344   2009-11-14   
989-544 7 Farwell MI   344   2009-09-12   
989-624 7 Birch Run MI   344   2009-11-14   
989-630 5 Harrison MI   344   2009-06-04   
989-658 7 Ubly MI   344   2009-11-14   
989-685 7 Rose City MI   344   2009-06-04   
989-692 7 Freeland MI   344   2010-11-15   
989-705 6 Gaylord MI   344   2009-11-14   
989-718 7 Standish MI   344   2009-11-14   
989-735 7 Glennie MI   344   2010-06-20   
989-736 5 Lincoln MI   344   2009-09-12   
989-743 7 Owosso MI   344   2009-11-14   
989-747 3 Oscoda MI   344   2009-11-14   
989-756 7 Whittemore MI   344   2010-06-20   
989-802 7 Clare MI   344   2009-02-20   
989-817 7 Mount Pleasant MI   344   2009-02-20   
989-823 6 Vassar MI   344   2009-09-12   
989-868 6 Reese MI   344   2013-06-24   
989-900 8 Saginaw MI   344   2018-03-16   
989-912 6 Cass City MI   344   2006-04-24   
989-967 5 Remus MI   344   2013-03-07   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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