- Willamette Valley, Oregon, United States, (Hypsographic)3
- Puget Sound, Kitsap County, Washington, United States2
- Bridgeport, Town of Bridgeport, Fairfield County, Connecticut, United States1
- Canaan, Town of North Canaan, Litchfield County, Connecticut, United States1
- Champoeg, Oregon, United States, (Populated Place)1
- Clackamas, Oregon, United States, (Administrative Boundary)1
- Corvallis, Oregon, United States, (Populated Place)1
- Diablo Range, California, United States, (Hypsographic)1
- Ebey's Landing National Historical Reserve, Island County, Washington, United States1
- Grays Harbor, Washington, United States, (Administrative Boundary)1
- Jefferson, Oregon, United States, (Administrative Boundary)1
- Malheur, Oregon, United States, (Administrative Boundary)1
- Necanicum River Estuary, Oregon, United States, (Hydrographic)1
- New Canaan, Town of New Canaan, Fairfield County, Connecticut, United States1
- Norwalk, Town of Norwalk, Fairfield County, Connecticut, United States1
- Oregon State University, Oregon, United States, (Spot)1
- Pacific Northwest, , United States, (Area)1
- Philomath, Oregon, United States, (Populated Place)1
- San Juan Island National Historical Park, San Juan County, Washington, United States1
- Tillamook, Oregon, United States, (Administrative Boundary)1