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.

Sherwood, OR

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
971-979 8 PTLDORWADS2  750E ONVOY, LLC - OR 672   2019-11-08   
971-979 9 PTLDOR69X9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672   2020-03-16   

<< 1 2

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.