- CA-Mod-27, Modoc County, California1 objects
- CA-SBa-205, Santa Barbara County, California3 objects
- CA-SJo-42, San Joaquin County, California10 objects
- CA-SJo-87, San Joaquin County, California3 objects
- CA-Sac-66 (Morse Mound), Sacramento County, California1 objects
- CA-Sha-52, Shasta County, California3 objects
- CA-Sis-108, Gillem Bluff, Tule Lake1 objects
- CA-Sta-44 (Farmington site), Stanislaus County, California1 objects
- CA-Ven-1, Ventura County, California4 objects
- CA-Yol-13 (Mustang Mound), Yolo County, California1 objects
- California28 objects
- Central California1 objects
- Douglas County, Nevada2 objects
- Fall River Valley, Shasta County, California3 objects
- Gillem Bluff, Siskiyou County, California1 objects
- Modoc County, California1 objects
- NV-Do-12 (Hobo Hot Springs), Douglas County, Nevada2 objects
- Nevada2 objects
- North America30 objects
- North Central California15 objects