Collection place
- Wadsworth, Washoe County, Nevada2 objects
- Wakhtek, Humboldt County, California1 objects
- Washington state4 objects
- Washoe County, Nevada6 objects
- Wawona (CDP), Mariposa County, California1 objects
- Wawona, Mariposa County, California1 objects
- Weitchpec, Humboldt County, California11 objects
- West Point, Calaveras County, California2 objects
- West-Central Mexico1 objects
- Western Africa2 objects
- Western Asia3 objects
- Western New Mexico1 objects
- Western Oregon2 objects
- Western Washington2 objects
- Willcox Playa, Sulphur Springs Valley, Cochise County, Arizona5 objects
- Wind River County, Wyoming1 objects
- Wind River Reservation, Wind River, Wind River County1 objects
- Wind River, Wind River County, Wyoming1 objects
- Wohkel, Del Norte County, California1 objects
- Wyoming1 objects