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.

Tenino, WA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
360-264 A TENNWAXACG0  2446 TENINO TEL. CO. 674      
564-207 A STTLWAWB20Z  478J NUSO, LLC 674      
564-207 1 STTLWAWB20Z  478J NUSO, LLC 674   2021-05-20   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.