- Oregon, Oregon, United States, (Administrative Boundary)6
- Willamette Valley, Multnomah County, Oregon, United States4
- Carbon, Wyoming, United States, (Administrative Boundary)2
- Puget Sound, Kitsap County, Washington, United States2
- Willamette Valley, Oregon, United States, (Hypsographic)2
- Wyoming, Wyoming, United States, (Administrative Boundary)2
- Alsea River, Oregon, United States, (Hydrographic)1
- Ashland, Oregon, United States, (Populated Place)1
- Cape Arago, Coos County, Oregon, United States1
- Clackamas, Oregon, United States, (Administrative Boundary)1
- Coos Bay Estuary, Oregon, United States, (Hydrographic)1
- Coos Bay, Oregon, United States, (Hydrographic)1
- Eastern Oregon, Oregon, United States, (Area)1
- Ebey's Landing National Historical Reserve, Island County, Washington, United States1
- Great Basin, , United States, (Hypsographic)1
- Idaho, Idaho, United States, (Administrative Boundary)1
- Necanicum River Estuary, Oregon, United States, (Hydrographic)1
- Necanicum River, Oregon, United States, (Hydrographic)1
- Netarts Bay Estuary, Oregon, United States, (Hydrographic)1
- Netarts Bay, Oregon, United States, (Hydrographic)1