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: PTLDOR69DS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
503-220 A Portland OR 9638 QWEST CORPORATION 672      
503-221 A Portland OR 9638 QWEST CORPORATION 672      
503-223 A Portland OR 9638 QWEST CORPORATION 672      
503-225 A Portland OR 9638 QWEST CORPORATION 672      
503-226 A Portland OR 9638 QWEST CORPORATION 672      
503-228 A Portland OR 9638 QWEST CORPORATION 672      
503-273 A Portland OR 9638 QWEST CORPORATION 672      
503-276 A Portland OR 9638 QWEST CORPORATION 672      
503-294 A Portland OR 9638 QWEST CORPORATION 672      
503-402 A Portland OR 9638 QWEST CORPORATION 672      
503-412 A Portland OR 9638 QWEST CORPORATION 672      
503-413 A Portland OR 9638 QWEST CORPORATION 672      
503-414 A Portland OR 9638 QWEST CORPORATION 672      
503-415 A Portland OR 9638 QWEST CORPORATION 672      
503-441 A Portland OR 9638 QWEST CORPORATION 672      
503-497 A Portland OR 9638 QWEST CORPORATION 672      
503-499 A Portland OR 9638 QWEST CORPORATION 672      
503-525 A Portland OR 9638 QWEST CORPORATION 672      
503-552 A Portland OR 9638 QWEST CORPORATION 672      
503-553 A Portland OR 9638 QWEST CORPORATION 672      
503-721 A Portland OR 9638 QWEST CORPORATION 672      
503-733 A Portland OR 9638 QWEST CORPORATION 672      
503-778 A Portland OR 9638 QWEST CORPORATION 672      
503-833 A Portland OR 9638 QWEST CORPORATION 672      
503-944 A Portland OR 9638 QWEST CORPORATION 672      
503-952 A Portland OR 9638 QWEST CORPORATION 672      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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