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: SPKNWA01DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
509-353 A Spokane WA 9638 QWEST CORPORATION 676      
509-354 A Spokane WA 9638 QWEST CORPORATION 676      
509-358 A Spokane WA 9638 QWEST CORPORATION 676      
509-368 A Spokane WA 9638 QWEST CORPORATION 676      
509-368 2 Spokane WA 9638 QWEST CORPORATION 676      
509-368 3 Spokane WA 9638 QWEST CORPORATION 676      
509-368 5 Spokane WA 9638 QWEST CORPORATION 676      
509-368 6 Spokane WA 9638 QWEST CORPORATION 676      
509-824 8 Spokane WA 9638 QWEST CORPORATION 676   2020-05-25   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.