Collection place
- Nevada County, California391 objects
- San Juan Ridge, Nevada County, California355 objects
- North Central California331 objects
- CA-Nev-15, Nevada County, California319 objects
- Tehama County, California253 objects
- CA-Pla-5 or 6, Placer County, California243 objects
- Napa Valley, Napa County, California239 objects
- Mono County, California210 objects
- CA-Iny-372 (Rose Spring site), Inyo County, California206 objects
- Northwestern California193 objects
- Middle Napa Valley, Napa County, California192 objects
- Contra Costa County, California179 objects
- Wooden Valley, Napa County, California173 objects
- CA-Nap-57 (Peripoli site), Wooden Valley, Napa County170 objects
- Trinity County, California140 objects
- Oakley, Contra Costa County, California131 objects
- CA-CCo-138, Oakley, Contra Costa County130 objects
- Owens Valley, Inyo County, California121 objects
- Oakville area, Napa Valley, Napa County111 objects
- CA-Nap-1 (Goddard Mound), Napa Valley, Napa County104 objects