- Verde Valley, Yavapai County, Arizona271 objects
- Cochise County, Arizona267 objects
- Pima County, Arizona258 objects
- Pinal County, Arizona251 objects
- Sulphur Springs Valley, Cochise County, Arizona245 objects
- Willcox Playa, Sulphur Springs Valley, Cochise County, Arizona235 objects
- Oraibi, Third Mesa, Hopi Reservation224 objects
- Navajo Reservation, Coconino County, Arizona223 objects
- Site 1-A, Navajo Reservation, Coconino County184 objects
- Tohono O'odham Nation Reservation, Pima County, Arizona180 objects
- Gila County, Arizona177 objects
- Salt River Valley, Maricopa County, Arizona173 objects
- Los Muertos, Salt River Valley, Maricopa County, Arizona169 objects
- Four Mile Draw, Silver Creek, Navajo County, Arizona162 objects
- 6 miles southeast of Willcox, Willcox Playa, Cochise County155 objects
- AZ-Silver Cr-NL- 4 (Flakes' Ruin), Navajo County, Arizona149 objects
- First Mesa, Hopi Reservation, Navajo County147 objects
- Eastern Arizona145 objects
- Yuma 9, Yuma County, Arizona143 objects
- Havasupai Indian Reservation, Coconino County, Arizona140 objects