- Oregon, Oregon, United States, (Administrative Boundary)7
- Willamette Valley, Multnomah County, Oregon, United States5
- Eastern Oregon, Oregon, United States, (Area)4
- Oregon, United States3
- Wyoming, Wyoming, United States, (Administrative Boundary)3
- Alsea River, Oregon, United States, (Hydrographic)2
- Carbon, Wyoming, United States, (Administrative Boundary)2
- Halsey, Linn County, Oregon, United States2
- Puget Sound, Kitsap County, Washington, United States2
- Shedd, Linn County, Oregon, United States2
- Tangent, Linn County, Oregon, United States2
- Washington, United States2
- Willamette Valley, Oregon, United States, (Hypsographic)2
- Ashland, Oregon, United States, (Populated Place)1
- Baker, Oregon, United States, (Administrative Boundary)1
- Cape Arago, Coos County, Oregon, United States1
- Chetco River Estuary, Oregon, United States, (Hydrographic)1
- China1
- Clackamas, Oregon, United States, (Administrative Boundary)1
- Coos Bay Estuary, Oregon, United States, (Hydrographic)1