- Oregon, Oregon, United States, (Administrative Boundary)10
- Corvallis, Oregon, United States, (Populated Place)8
- H J Andrews Experimental Forest, Oregon, United States, (Vegetation)3
- Willamette River, Oregon, United States, (Hydrographic)3
- Alaska, Alaska, United States, (Administrative Boundary)2
- Fort Hoskins Historic County Park, Oregon, United States, (Area)2
- Malheur, Oregon, United States, (Administrative Boundary)2
- Pacific Northwest, , United States, (Area)2
- Portland, Oregon, United States, (Populated Place)2
- Upper Klamath Lake, Oregon, United States, (Hydrographic)2
- Willamette Valley, Oregon, United States, (Hypsographic)2
- William L Finley National Wildlife Refuge, Oregon, United States, (Area)2
- Accra, Greater Accra, Ghana, (Populated Place)1
- Agency Lake, Oregon, United States, (Hydrographic)1
- Astoria, Oregon, United States, (Populated Place)1
- Baja California, Baja California, Mexico, (Administrative Boundary)1
- Burial Lake, Alaska, United States, (Hydrographic)1
- California, California, United States, (Administrative Boundary)1
- Cascade Range, Oregon, United States, (Hypsographic)1
- City of Corvallis, Oregon, United States, (Administrative Boundary)1