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: PTLDOR69DS1

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
503-414 A Portland OR 9638 QWEST CORPORATION 672      
503-415 A Portland OR 9638 QWEST CORPORATION 672      
503-415 3 Portland OR 9638 QWEST CORPORATION 672      
503-415 4 Portland OR 9638 QWEST CORPORATION 672      
503-415 5 Portland OR 9638 QWEST CORPORATION 672      
503-415 6 Portland OR 9638 QWEST CORPORATION 672      
503-415 7 Portland OR 9638 QWEST CORPORATION 672      
503-415 8 Portland OR 9638 QWEST CORPORATION 672      
503-417 A Portland OR 9638 QWEST CORPORATION 672      
503-418 A Portland OR 9638 QWEST CORPORATION 672      
503-423 A Portland OR 9638 QWEST CORPORATION 672      
503-423 0 Portland OR 9638 QWEST CORPORATION 672      
503-423 1 Portland OR 9638 QWEST CORPORATION 672      
503-423 2 Portland OR 9638 QWEST CORPORATION 672      
503-423 3 Portland OR 9638 QWEST CORPORATION 672      
503-423 4 Portland OR 9638 QWEST CORPORATION 672      
503-423 5 Portland OR 9638 QWEST CORPORATION 672      
503-423 6 Portland OR 9638 QWEST CORPORATION 672      
503-423 8 Portland OR 9638 QWEST CORPORATION 672      
503-423 9 Portland OR 9638 QWEST CORPORATION 672      
503-441 A Portland OR 9638 QWEST CORPORATION 672      
503-450 A Portland OR 9638 QWEST CORPORATION 672      
503-471 A Portland OR 9638 QWEST CORPORATION 672      
503-478 A Portland OR 9638 QWEST CORPORATION 672      
503-484 9 Portland OR 9638 QWEST CORPORATION 672      
503-494 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      
503-553 0 Portland OR 9638 QWEST CORPORATION 672      
503-553 1 Portland OR 9638 QWEST CORPORATION 672      
503-553 2 Portland OR 9638 QWEST CORPORATION 672      
503-553 3 Portland OR 9638 QWEST CORPORATION 672      
503-553 4 Portland OR 9638 QWEST CORPORATION 672      
503-553 5 Portland OR 9638 QWEST CORPORATION 672      
503-553 6 Portland OR 9638 QWEST CORPORATION 672      
503-553 7 Portland OR 9638 QWEST CORPORATION 672      
503-553 8 Portland OR 9638 QWEST CORPORATION 672      
503-721 A Portland OR 9638 QWEST CORPORATION 672      
503-725 A Portland OR 9638 QWEST CORPORATION 672      
503-727 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      
503-778 1 Portland OR 9638 QWEST CORPORATION 672      
503-778 2 Portland OR 9638 QWEST CORPORATION 672      
503-778 3 Portland OR 9638 QWEST CORPORATION 672      
503-778 4 Portland OR 9638 QWEST CORPORATION 672      
503-778 5 Portland OR 9638 QWEST CORPORATION 672      

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Last updated: Tue, 04 May 2021 15:04:27 UTC

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