- California3 objects
- North America3 objects
- The Americas3 objects
- United States3 objects
- CA-Teh-193 (Payne Cave), Tehama County, California2 objects
- North Central California2 objects
- Northern California2 objects
- Tehama County, California2 objects
- CA-Nap-14 (Las Trancas site), Napa Valley, Napa County1 objects
- Lower Napa Valley, Napa County, California1 objects
- Napa County, California1 objects
- Napa Valley, Napa County, California1 objects
- San Francisco Bay Area, California1 objects