- Necanicum River, Oregon, United States, (Hydrographic)1
- New Zealand, , New Zealand, (Administrative Boundary)1
- Oregon Coast, Oregon, United States, (Area)1
- Sargasso Sea, , (Hydrographic)1
- South Fork John Day River, Oregon, United States, (Hydrographic)1
- South Umpqua River, Oregon, United States, (Hydrographic)1
- Sunriver, Oregon, United States, (Populated Place)1
- Tutuila Island, Eastern District, American Samoa, (Hypsographic)1
- Willamette River, Oregon, United States, (Hydrographic)1
- Willamette Valley, Oregon, United States, (Hypsographic)1
- William L Finley National Wildlife Refuge, Oregon, United States, (Area)1
- Yaquina Bay, Oregon, United States, (Hydrographic)1