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: 272

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-272 A Government Camp OR GVCMORXARS0  2360 CENTURYTEL OF OREGON, INC. DBA CENTURYLINK 672      
503-272 0 Government Camp OR GVCMORXARS0  2360 CENTURYTEL OF OREGON, INC. DBA CENTURYLINK 672      
503-272 1 Government Camp OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2008-11-29   
503-272 2 Government Camp OR PTLDORWAXKY  936F ASTOUND BROADBAND, LLC - OR 672   2010-05-17   
503-272 3 Government Camp OR GVCMORXARS0  2360 CENTURYTEL OF OREGON, INC. DBA CENTURYLINK 672      
503-272 4 Government Camp OR PTLDORWAXDX  508J CENTURYLINK COMMUNICATIONS, LLC 672   2013-11-26   
503-272 5 Government Camp OR PTLDORWAXCY  647F ELTOPIA COMMUNICATIONS LLC - OR 672   2010-07-17   
503-272 6 Government Camp OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2012-10-30   
503-272 7 Government Camp OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2008-09-20   
503-272 8 Government Camp OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2011-02-25   
503-272 9 Government Camp OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2014-01-02   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.