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: CRALIDXXKMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
208-449 A Coeur D'Alene ID 7558 LEVEL 3 COMMUNICATIONS, LLC - ID 960      
208-635 A Hayden Lake ID 7558 LEVEL 3 COMMUNICATIONS, LLC - ID 960      
208-714 A Coeur D'Alene ID 7558 LEVEL 3 COMMUNICATIONS, LLC - ID 960      
208-946 A Sandpoint ID 7558 LEVEL 3 COMMUNICATIONS, LLC - ID 960      
208-997 A Moscow ID 7558 LEVEL 3 COMMUNICATIONS, LLC - ID 960      
509-715 A Pullman WA 6121 LEVEL 3 COMMUNICATIONS, LLC - WA 960      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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