- Oregon, Oregon, United States, (Administrative Boundary)4
- Alsea River, Oregon, United States, (Hydrographic)2
- Willamette River, Oregon, United States, (Hydrographic)2
- Alsea Bay, Oregon, United States, (Hydrographic)1
- Baker, Oregon, United States, (Administrative Boundary)1
- Benton, Oregon, United States, (Administrative Boundary)1
- Chetco River Estuary, Oregon, United States, (Hydrographic)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
- Coos Bay, Oregon, United States, (Hydrographic)1
- Coquille River Estuary, Oregon, United States, (Hydrographic)1
- Duke Point, British Columbia, Canada, (Hypsographic)1
- Easter Island, Valparaíso, Chile, (Hypsographic)1
- Grant, Oregon, United States, (Administrative Boundary)1
- Jefferson, Oregon, United States, (Administrative Boundary)1
- Kulleet Bay, British Columbia, Canada, (Hydrographic)1
- Lincoln, Oregon, United States, (Administrative Boundary)1
- Methow River, Washington, United States, (Hydrographic)1
- Montana, Montana, United States, (Administrative Boundary)1