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: PTLDOR62DS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
360-624 A Vancouver WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 672      
360-784 A Vancouver WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 672      
360-828 A Vancouver WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 672      
360-954 A Camas WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 672      
503-484 A Portland OR 7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-744 A Clackamas OR 7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-765 A Clackamas OR 7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-766 A Gresham OR 7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
503-889 A Portland OR 7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 672      
564-248 A Vancouver WA 7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 672   2024-01-08   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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