- Southern California10 objects
- Confluence of Columbia and Deschutes Oregon shore east side of Deschutes, Wasco County9 objects
- Blevins mound, Linn County, Western Oregon7 objects
- Central California6 objects
- Central California coast6 objects
- Columbia River above Spedis, United States6 objects
- Columbia River, Oregon and Washington6 objects
- San Luis Obispo County, California6 objects
- CA-SLO-79, San Luis Obispo County, California5 objects
- Hood River County, Oregon5 objects
- Petroglyph Point, Klickitat County, Central Washington5 objects
- Archibald Mound #2, Linn County, Western Oregon4 objects
- Dee, Hood River County, Oregon4 objects
- Llewelyn Mound, Linn County, Western Oregon4 objects
- Alameda County, California3 objects
- Berkeley, Alameda County, California3 objects
- CA-Ala-308, Alameda County, California3 objects
- Celilo, Wasco County, Oregon3 objects
- San Francisco Bay Area, California3 objects
- UC Berkeley campus, Alameda County, California3 objects