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: FLCYOR58DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
503-787 A Falls City OR 9638 QWEST CORPORATION 672      
503-787 0 Falls City OR 9638 QWEST CORPORATION 672      
503-787 1 Falls City OR 9638 QWEST CORPORATION 672      
503-787 2 Falls City OR 9638 QWEST CORPORATION 672      
503-787 3 Falls City OR 9638 QWEST CORPORATION 672      
503-787 4 Falls City OR 9638 QWEST CORPORATION 672      
503-787 5 Falls City OR 9638 QWEST CORPORATION 672      
503-787 6 Falls City OR 9638 QWEST CORPORATION 672      
503-787 8 Falls City OR 9638 QWEST CORPORATION 672      
503-787 9 Falls City OR 9638 QWEST CORPORATION 672      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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