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
989-227 7 St Johns MI 2550 123 NET, INC. 344   2003-03-08   
989-229 A Clare MI 2550 123 NET, INC. 344      
989-236 0 Middleton MI 2550 123 NET, INC. 344   2005-09-03   
989-248 0 Fenwick MI 2550 123 NET, INC. 344   2003-03-08   
989-268 0 Vestaburg MI 2550 123 NET, INC. 344   2005-09-03   
989-278 A Alpena MI 2550 123 NET, INC. 344      
989-278 0 Alpena MI 2550 123 NET, INC. 344   2003-05-29   
989-281 A Roscommon MI 2550 123 NET, INC. 344      
989-281 0 Roscommon MI 2550 123 NET, INC. 344   2003-04-20   
989-283 A Stanton MI 2550 123 NET, INC. 344      
989-283 0 Stanton MI 2550 123 NET, INC. 344   2003-04-20   
989-291 2 Sheridan MI 2550 123 NET, INC. 344   2005-09-03   
989-302 4 Houghton Lake MI 2550 123 NET, INC. 344   2003-03-08   
989-304 2 Edmore MI 2550 123 NET, INC. 344   2005-09-02   
989-322 A Bay City MI 2550 123 NET, INC. 344      
989-328 0 Sidney MI 2550 123 NET, INC. 344   2005-09-03   
989-342 4 Lewiston MI 2550 123 NET, INC. 344   2016-11-06   
989-352 0 Lakeview MI 2550 123 NET, INC. 344   2003-03-08   
989-365 0 Six Lakes MI 2550 123 NET, INC. 344   2005-09-03   
989-374 A Midland MI 2550 123 NET, INC. 344      
989-379 6 Lachine MI 2550 123 NET, INC. 344   2013-03-09   
989-382 0 Barryton MI 2550 123 NET, INC. 344   2003-03-08   
989-388 A Ithaca MI 2550 123 NET, INC. 344      
989-388 0 Ithaca MI 2550 123 NET, INC. 344   2005-10-24   
989-394 A Beaverton MI 2550 123 NET, INC. 344      
989-394 2 Beaverton MI 2550 123 NET, INC. 344   2012-07-01   
989-400 4 Mount Pleasant MI 2550 123 NET, INC. 344   2003-03-08   
989-410 A Bad Axe MI 2550 123 NET, INC. 344      
989-433 7 Rosebush MI 2550 123 NET, INC. 344   2005-09-04   
989-437 A Standish MI 2550 123 NET, INC. 344      
989-442 2 Coleman MI 2550 123 NET, INC. 344   2005-09-04   
989-462 0 Alma MI 2550 123 NET, INC. 344   2005-02-20   
989-472 A Owosso MI 2550 123 NET, INC. 344      
989-472 9 Owosso MI 2550 123 NET, INC. 344   2003-03-08   
989-479 4 Harbor Beach MI 2550 123 NET, INC. 344   2008-04-28   
989-480 0 Frankenmuth MI 2550 123 NET, INC. 344   2008-05-19   
989-481 2 Breckenridge MI 2550 123 NET, INC. 344   2005-09-03   
989-530 A Akron MI 2550 123 NET, INC. 344      
989-544 8 Farwell MI 2550 123 NET, INC. 344   2010-10-15   
989-567 1 Shepherd MI 2550 123 NET, INC. 344   2005-09-03   
989-568 A Ashley MI 2550 123 NET, INC. 344      
989-571 A Vassar MI 2550 123 NET, INC. 344      
989-581 1 Ovid MI 2550 123 NET, INC. 344   2005-09-03   
989-584 4 Carson City MI 2550 123 NET, INC. 344   2003-03-08   
989-593 6 Fowler-Pewamo MI 2550 123 NET, INC. 344   2005-09-03   
989-596 A Saginaw MI 2550 123 NET, INC. 344      
989-605 A Auburn MI 2550 123 NET, INC. 344      
989-624 3 Birch Run MI 2550 123 NET, INC. 344   2011-05-18   
989-630 2 Harrison MI 2550 123 NET, INC. 344   2009-02-27   
989-643 3 Merrill MI 2550 123 NET, INC. 344   2013-06-17   

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Last updated: Sun, 07 Feb 2021 01:52:50 UTC

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