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
248-250 A Troy MI 8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340      
248-289 A Auburn Heights MI 8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340      
248-481 A Pontiac MI 8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340      
248-757 A West Bloomfield MI 8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340      
248-792 A Birmingham MI 8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340      
248-809 A Southfield MI 8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340      
248-817 A Troy MI 8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340   2011-09-26   
313-469 A Detroit Zone 2 MI 8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340   2006-11-17   
517-376 A Howell MI 8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340      
586-275 A Warren MI 8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340   2007-08-24   
586-883 A Warren MI 8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340      
734-331 A Wayne MI 8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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