- Oregon, Oregon, United States, (Administrative Boundary)9
- Corvallis, Oregon, United States, (Populated Place)6
- Willamette River, Oregon, United States, (Hydrographic)5
- Galapagos Islands, Galápagos, Ecuador, (Hypsographic)3
- H J Andrews Experimental Forest, Oregon, United States, (Vegetation)3
- Benton, Oregon, United States, (Administrative Boundary)2
- Malheur, Oregon, United States, (Administrative Boundary)2
- Mount Hood, Oregon, United States, (Hypsographic)2
- Nepal, , Nepal, (Administrative Boundary)2
- Portland, Oregon, United States, (Populated Place)2
- Willamette Valley, Oregon, United States, (Hypsographic)2
- William L Finley National Wildlife Refuge, Oregon, United States, (Area)2
- Agency Lake, Oregon, United States, (Hydrographic)1
- Alsea Bay, Oregon, United States, (Hydrographic)1
- Alsea River, Oregon, United States, (Hydrographic)1
- Amity, Oregon, United States, (Populated Place)1
- Antioquia, Antioquia, Colombia, (Administrative Boundary)1
- Arctic Ocean, , (Hydrographic)1
- Arthur Harbor, , Antarctica, (Hydrographic)1
- Baja California, Baja California, Mexico, (Administrative Boundary)1