1. Darwin Hills - Inyo County
2. Deadman Hills - Mojave Desert (east of Apple Valley)
3. Dead Mountains - SE Mojave Desert (near Fort Mojave Indian Reservation)
4. Devils Hole Hills - mostly in Nye County, Nevada
5. DIABLO RANGE - major north-south California mountain range
6. Diamond Mountains - Lassen and Plumas Counties
7. Domenigoni Mountains - Riverside County
8. Dominguez Hills - Los Angeles County (near Carson)
9. Dougherty Hills - Contra Costa County
10. Dublin Hills - Inyo County (near Shoshone)
11. Dumont Hills - Mojave Desert (east of southern Death Valley)
12. Dunnigan Hills - Yolo County