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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OCN: 993L DAYSTARR LLC DBA DAYSTARR COMMUNICATIONS

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
989-831 1 Stanton MI   344   2011-07-28   
989-833 4 Riverdale MI   344   2011-03-15   
989-834 4 Ovid MI   344   2005-11-27   
989-838 5 Pompeii MI   344   2014-07-12   
989-845 8 Chesaning MI   344   2008-03-16   
989-847 1 Ashley MI   344   2014-07-12   
989-848 3 Fairview MI   344   2005-09-19   
989-853 A Muir MI   344      
989-853 0 Muir MI   344      
989-873 2 Prescott MI   344   2005-09-19   
989-967 6 Remus MI   344   2014-07-12   

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Last updated: Fri, 10 Jul 2026 02:55:48 UTC

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