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: PNTCMIBB2MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
248-695 A Birmingham MI 4133 MICHTEL COMMUNICATIONS LLC - MI 340      
248-771 A Pontiac MI 4133 MICHTEL COMMUNICATIONS LLC - MI 340      
248-772 A Farmington MI 4133 MICHTEL COMMUNICATIONS LLC - MI 340      
248-774 A Southfield MI 4133 MICHTEL COMMUNICATIONS LLC - MI 340      
248-984 A Northville MI 4133 MICHTEL COMMUNICATIONS LLC - MI 340      
313-439 A Detroit Zone 1 MI 4133 MICHTEL COMMUNICATIONS LLC - MI 340      
517-602 A Howell MI 4133 MICHTEL COMMUNICATIONS LLC - MI 340      
586-851 A Romeo MI 4133 MICHTEL COMMUNICATIONS LLC - MI 340      
586-862 A Mount Clemens MI 4133 MICHTEL COMMUNICATIONS LLC - MI 340      
734-251 A Chelsea MI 4133 MICHTEL COMMUNICATIONS LLC - MI 340      
734-569 A Livonia MI 4133 MICHTEL COMMUNICATIONS LLC - MI 340      

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

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