- Arctic Ocean, , (Hydrographic)1
- Champoeg, Oregon, United States, (Populated Place)1
- Corvallis, Oregon, United States, (Populated Place)1
- Elson Lagoon, Alaska, United States, (Hydrographic)1
- Fort Yamhill (historical), Oregon, United States, (Spot)1
- Mount Hood, Oregon, United States, (Hypsographic)1
- Neptune State Park, Oregon, United States, (Area)1
- Nigeria, , Nigeria, (Administrative Boundary)1
- Olympia, Washington, United States, (Populated Place)1
- Oregon, Oregon, United States, (Administrative Boundary)1
- Philomath, Oregon, United States, (Populated Place)1
- Valdez-Cordova, Alaska, United States, (Administrative Boundary)1
- Willamette River, Oregon, United States, (Hydrographic)1