Oregon area codes
| 503 | Oregon (Portland, Salem, Rainier, St. Helens, Tillamook, Astoria and northwestern Oregon, overlays with 971 except in coastal area) More information at: Area Code 503 Phone Number Blocks |
| 541 | Oregon (Medford, Eugene, Bend, Ontario, Burns and all of Oregon except northwestern Oregon) More information at: Area Code 541 Phone Number Blocks |
| 971 | Oregon (Portland, Salem, Hillsboro, Beaverton and northwestern Oregon, overlays with 503) More information at: Area Code 971 Phone Number Blocks |
