- Oregon, Oregon, United States, (Administrative Boundary)8
- Willamette Valley, Oregon, United States, (Hypsographic)5
- Corvallis, Oregon, United States, (Populated Place)3
- Great Basin, , United States, (Hypsographic)2
- H J Andrews Experimental Forest, Oregon, United States, (Vegetation)2
- Oregon, United States2
- Puget Sound, Kitsap County, Washington, United States2
- Willamette River, Oregon, United States, (Hydrographic)2
- Willamette Valley, Multnomah County, Oregon, United States2
- Wyoming, Wyoming, United States, (Administrative Boundary)2
- Ashland, Oregon, United States, (Populated Place)1
- Astoria, Oregon, United States, (Populated Place)1
- Baker, Oregon, United States, (Administrative Boundary)1
- California, California, United States, (Administrative Boundary)1
- Carbon, Wyoming, United States, (Administrative Boundary)1
- Cascade Range, Oregon, United States, (Hypsographic)1
- Champoeg, Oregon, United States, (Populated Place)1
- City of Corvallis, Oregon, United States, (Administrative Boundary)1
- Clackamas, Oregon, United States, (Administrative Boundary)1
- Coos Bay Estuary, Oregon, United States, (Hydrographic)1