- Pershing County, Nevada35 objects
- NV-Pe-66, Pershing County, Nevada34 objects
- NV-Ch-56, Churchill County, Nevada33 objects
- San Joaquin County, California18 objects
- CA-SJo-142, San Joaquin County, California14 objects
- Elko County, Nevada12 objects
- Humboldt County, Nevada11 objects
- CA-Sac-109 (Drescher Mound), Sacramento County, California7 objects
- NV-El-25, Elko County, Nevada6 objects
- NV-Hu-12 (Buffalo Creek), Humboldt County, Nevada6 objects
- NV-Hu-1, Humboldt County, Nevada5 objects
- Site 5, Tooele County, Utah5 objects
- Humboldt Lake region, Churchill County, Nevada4 objects
- NV-Ch-15, Churchill County, Nevada4 objects
- NV-El-24, Elko County, Nevada4 objects
- Site 4, Tooele County, Utah3 objects
- Box Elder County, Northern Utah, Utah2 objects
- CA-SJo-143, San Joaquin County, California2 objects
- CA-SJo-144, San Joaquin County, California2 objects
- Grimes Point Caves, Churchill County, Nevada2 objects