- California31 objects
- Napa County, California31 objects
- Napa Valley, Napa County, California31 objects
- North America31 objects
- San Francisco Bay Area, California31 objects
- The Americas31 objects
- United States31 objects
- CA-Nap-1 (Goddard Mound), Napa Valley, Napa County30 objects
- Middle Napa Valley, Napa County, California30 objects
- Oakville area, Napa Valley, Napa County30 objects
- CA-Nap-14 (Las Trancas site), Napa Valley, Napa County1 objects
- Lower Napa Valley, Napa County, California1 objects