- Alameda County, California6 objects
- Amador County, California9 objects
- Baja California peninsula, Mexico2 objects
- Baja California, Mexico2 objects
- Barro area, Napa Valley, Napa County1 objects
- Berryessa Valley, Napa County, California7 objects
- CA-Ala-328 (Patterson Mound), Coyote Hills, Fremont6 objects
- CA-Ama-3 (Bamert Cave), Amador County, California9 objects
- CA-CCo-259, Rodeo, Contra Costa County2 objects
- CA-CCo-283, Richmond, Contra Costa County2 objects
- CA-Cal-82, Calaveras County, California3 objects
- CA-Cal-83, Calaveras County, California519 objects
- CA-Col-1 (Miller Mound), Colusa County, California1 objects
- CA-LAn-1, Topanga Canyon, Los Angeles County1 objects
- CA-Men-120, Round Valley, Mendocino County15 objects
- CA-Men-183, Round Valley, Mendocino County1 objects
- CA-Men-187, Round Valley, Mendocino County16 objects
- CA-Men-248, Round Valley Reservation, Mendocino County2 objects
- CA-Men-249, Round Valley Reservation, Mendocino County2 objects
- CA-Mrn-80, Marin County, California1 objects