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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-825 A Sherwood OR TGRDORAODS0  7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-825 0 Sherwood OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2015-02-20   
503-825 1 Sherwood OR   6064 COMCAST PHONE OF OREGON, LLC - OR 672      
503-825 2 Sherwood OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2011-06-04   
503-825 3 Sherwood OR   7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-825 4 Sherwood OR   7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-825 5 Sherwood OR   4323 FRONTIER COMMUNICATIONS NORTHWEST, INC. - OR 672   2007-07-09   
503-825 6 Sherwood OR   4323 FRONTIER COMMUNICATIONS NORTHWEST, INC. - OR 672   2007-07-09   
503-825 7 Sherwood OR   750E ONVOY, LLC - OR 672   2007-05-28   
503-825 8 Sherwood OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2011-08-18   
503-825 9 Sherwood OR   6064 COMCAST PHONE OF OREGON, LLC - OR 672   2015-03-14   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.