- Oregon, Oregon, United States, (Administrative Boundary)9
- Willamette Valley, Oregon, United States, (Hypsographic)6
- Willamette Valley, Multnomah County, Oregon, United States5
- Eastern Oregon, Oregon, United States, (Area)3
- Wyoming, Wyoming, United States, (Administrative Boundary)3
- Carbon, Wyoming, United States, (Administrative Boundary)2
- Corvallis, Oregon, United States, (Populated Place)2
- Glacier Bay National Park and Preserve, Alaska, United States, (Area)2
- Great Basin, , United States, (Hypsographic)2
- H J Andrews Experimental Forest, Oregon, United States, (Vegetation)2
- Malheur, Oregon, United States, (Administrative Boundary)2
- Oregon Coast, Oregon, United States, (Area)2
- Puget Sound, Kitsap County, Washington, United States2
- Willamette River, Oregon, United States, (Hydrographic)2
- William L Finley National Wildlife Refuge, Oregon, United States, (Area)2
- Yaquina Bay, Oregon, United States, (Hydrographic)2
- Alaska, Alaska, United States, (Administrative Boundary)1
- Alsea River, Oregon, United States, (Hydrographic)1
- Ashland, Oregon, United States, (Populated Place)1
- Astoria, Oregon, United States, (Populated Place)1