- Willamette River, Oregon, United States, (Hydrographic)2
- Willamette Valley, Oregon, United States, (Hypsographic)2
- Alsea River, Oregon, United States, (Hydrographic)1
- Ashland, Oregon, United States, (Populated Place)1
- Baker, Oregon, United States, (Administrative Boundary)1
- Chetco River Estuary, Oregon, United States, (Hydrographic)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
- Grant, Oregon, United States, (Administrative Boundary)1
- Jefferson, Oregon, United States, (Administrative Boundary)1
- Morrow, Oregon, United States, (Administrative Boundary)1
- Necanicum River, Oregon, United States, (Hydrographic)1
- Nestucca River Estuary, Oregon, United States, (Hydrographic)1
- Netarts Bay Estuary, Oregon, United States, (Hydrographic)1
- Netarts Bay, Oregon, United States, (Hydrographic)1
- Oregon, Oregon, United States, (Administrative Boundary)1
- Rogue River Estuary, Oregon, United States, (Hydrographic)1
- Sand Lake Estuary, Oregon, United States, (Hydrographic)1