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: 503 [Rate centres in NPA 503] [Dial plan for NPA 503]

NXX: 212

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-212 A Clackamas OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-212 0 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-212 1 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-212 2 Clackamas OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-212 3 Clackamas OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672   2006-08-06   
503-212 4 Clackamas OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2010-10-03   
503-212 5 Clackamas OR PTLEORTEPS0  7172 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 672      
503-212 6 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-212 7 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-212 8 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
503-212 9 Clackamas OR PTLDORWADS2  750E ONVOY, LLC - OR 672      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.