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.

Switch: PTLGORIA7MD

<< 1 2 3 4 5 6 7 8 9 10 11 12 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
503-298 A Astoria OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-298 4 Astoria OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2002-09-15   
503-303 8 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2007-11-01   
503-305 3 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2007-12-04   
503-305 4 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2012-04-08   
503-308 4 Clatskanie OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2004-06-03   
503-308 6 Clatskanie OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2005-09-10   
503-336 9 Beaverton OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2008-05-16   
503-339 2 Salem OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-339 3 Salem OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-342 0 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-342 1 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-342 2 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2005-02-21   
503-342 4 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-342 7 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2007-05-22   
503-342 8 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2006-04-24   
503-343 4 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2002-05-08   
503-343 6 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-343 7 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-343 9 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2005-01-11   
503-344 1 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-344 2 Clackamas OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2020-09-19   
503-345 0 Portland OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-345 3 Portland OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-345 4 Portland OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-345 5 Portland OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-345 6 Portland OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-345 7 Portland OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-345 8 Portland OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-345 9 Portland OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-354 A Tillamook OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-354 1 Tillamook OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2013-08-16   
503-360 1 Portland OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2008-03-25   
503-360 9 Portland OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2008-05-15   
503-374 A Tillamook OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-374 0 Tillamook OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-374 1 Tillamook OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2004-12-29   
503-374 9 Tillamook OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-376 1 McMinnville OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-376 6 McMinnville OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2005-06-10   
503-376 8 McMinnville OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2005-06-10   
503-376 9 McMinnville OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2002-07-31   
503-379 A McMinnville OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-395 1 Rainier OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2005-12-24   
503-395 2 Rainier OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2004-06-03   
503-396 4 St Helens OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2005-09-12   
503-400 A Salem OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-400 6 Salem OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2008-07-17   
503-400 7 Salem OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2008-07-17   
503-405 4 Gresham OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2012-01-27   

<< 1 2 3 4 5 6 7 8 9 10 11 12 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.