- California5 objects
- North America5 objects
- The Americas5 objects
- United States5 objects
- North Central California3 objects
- Northern California3 objects
- CA-CCo-138, Oakley, Contra Costa County1 objects
- CA-SJo-68, San Joaquin County, California1 objects
- CA-Sac-2 or 3 or 6 ('Johnson Mound'), Sacramento County, California1 objects
- CA-Sac-6, Sacramento County, California1 objects
- Contra Costa County, California1 objects
- Northern Channel Islands, Santa Barbara County, California1 objects
- Oakley, Contra Costa County, California1 objects
- Sacramento County, California1 objects
- San Francisco Bay Area, California1 objects
- San Joaquin County, California1 objects
- Santa Barbara County, California1 objects
- Santa Rosa Island, Santa Barbara Channel Islands, Southern California1 objects
- Southern California1 objects