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: RCFRILRTXCY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
779-272 2 Rockford IL 490J DISH WIRELESS, LLC 360   2024-11-11   
779-272 4 Rockford IL 490J DISH WIRELESS, LLC 360   2025-02-08   
779-272 5 Rockford IL 490J DISH WIRELESS, LLC 360   2025-04-09   
779-370 A Rockford IL 490J DISH WIRELESS, LLC 360      
779-370 9 Rockford IL 490J DISH WIRELESS, LLC 360   2023-06-18   
779-389 0 Garden Prairie IL 490J DISH WIRELESS, LLC 360   2023-05-25   
779-788 1 Pecatonica IL 490J DISH WIRELESS, LLC 360   2023-11-14   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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