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.

NPA: 971 [Rate centres in NPA 971] [Dial plan for NPA 971]

NXX: 358

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
971-358 A Portland OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672      
971-358 0 Portland OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2019-09-16   
971-358 1 Portland OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2019-09-16   
971-358 2 Portland OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2019-09-16   
971-358 3 Portland OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2019-09-16   
971-358 4 Portland OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2019-09-16   
971-358 5 Portland OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2019-09-16   
971-358 6 Portland OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2019-09-16   
971-358 7 Portland OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2019-11-08   
971-358 8 Portland OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2019-11-08   
971-358 9 Portland OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2020-09-03   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.