- Oregon, Oregon, United States, (Administrative Boundary)3
- Benton, Oregon, United States, (Administrative Boundary)2
- Alsea Bay, Oregon, United States, (Hydrographic)1
- Alsea River, Oregon, United States, (Hydrographic)1
- Arthur Harbor, , Antarctica, (Hydrographic)1
- Ashland, Oregon, United States, (Populated Place)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
- Easter Island, Valparaíso, Chile, (Hypsographic)1
- Idaho, Idaho, United States, (Administrative Boundary)1
- Narwhal Island, Alaska, United States, (Hypsographic)1
- Necanicum River Estuary, Oregon, United States, (Hydrographic)1
- Netarts Bay Estuary, Oregon, United States, (Hydrographic)1
- Netarts Bay, Oregon, United States, (Hydrographic)1
- Oregon Coast, Oregon, United States, (Area)1
- Owyhee River, Oregon, United States, (Hydrographic)1
- Willamette River, Oregon, United States, (Hydrographic)1
- Wyoming, Wyoming, United States, (Administrative Boundary)1
- Yaquina Bay, Oregon, United States, (Hydrographic)1