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: SPKNWAVRDS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
509-209 A Spokane WA 7455 LEVEL 3 TELECOM OF WASHINGTON, LLC - WA 676      
509-247 A Spokane WA 7455 LEVEL 3 TELECOM OF WASHINGTON, LLC - WA 676      
509-252 A Spokane WA 7455 LEVEL 3 TELECOM OF WASHINGTON, LLC - WA 676      
509-565 A Medical Lake WA 7455 LEVEL 3 TELECOM OF WASHINGTON, LLC - WA 676      
509-789 A Spokane WA 7455 LEVEL 3 TELECOM OF WASHINGTON, LLC - WA 676      

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

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