- Oregon, Oregon, United States, (Administrative Boundary)9
- Corvallis, Oregon, United States, (Populated Place)7
- Willamette Valley, Oregon, United States, (Hypsographic)4
- Baja California, Baja California, Mexico, (Administrative Boundary)2
- Benton, Oregon, United States, (Administrative Boundary)2
- Carbon, Wyoming, United States, (Administrative Boundary)2
- Fort Hoskins Historic County Park, Oregon, United States, (Area)2
- Fort Yamhill (historical), Oregon, United States, (Spot)2
- Glacier Bay National Park and Preserve, Alaska, United States, (Area)2
- H J Andrews Experimental Forest, Oregon, United States, (Vegetation)2
- Malheur, Oregon, United States, (Administrative Boundary)2
- Nigeria, , Nigeria, (Administrative Boundary)2
- Pacific Northwest, , United States, (Area)2
- Portland, Oregon, United States, (Populated Place)2
- Puget Sound, Kitsap County, Washington, United States2
- Willamette Valley, Multnomah County, Oregon, United States2
- Alaska, Alaska, United States, (Administrative Boundary)1
- Alsea River, Oregon, United States, (Hydrographic)1
- Ambovombe District, Androy, Madagascar, (Administrative Boundary)1
- Ashland, Oregon, United States, (Populated Place)1