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: LNNGMIDCEMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
517-326 A Lansing MI 490J DISH WIRELESS, LLC 346      
517-326 9 Lansing MI 490J DISH WIRELESS, LLC 346      
517-344 A Jackson MI 490J DISH WIRELESS, LLC 346      
517-344 9 Jackson MI 490J DISH WIRELESS, LLC 346      
517-428 5 Fowlerville MI 490J DISH WIRELESS, LLC 346      
517-692 1 Springport MI 490J DISH WIRELESS, LLC 346      
517-817 5 Jackson MI 490J DISH WIRELESS, LLC 346      
517-909 2 Dansville MI 490J DISH WIRELESS, LLC 346      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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