1. LA 5 Peaks (a) Highest - Mount Baldy (aka Mt San Antonio) - San Gabriel Mtns (b) 2nd Tallest - Oat Mountain - Santa Susanna Mountains (c) 3rd Tallest - Verdugo Peak - Verdugo Mountains (d) Sandstone Peak - Santa Monica Mountains (e) Smallest - Cahuenga Peak - Griffith Park
3. La Loma Hills - Inland Empire, Southern California
4. LA PANZA RANGE - San Luis Obispo County (east of Santa Margarita)
5. Laguna Mountains - eastern San Diego County
6. Lakeview Mountains - western Riverside County
7. Larkspur Hills - Modoc County
8. Las Aguilas Mountains - San Benito County
9. Las Alturas - Kings County
10. Las Colinas - Kings County
11. Las Lomas - Kings County
12. LASSEN PEAK (MT LASSEN) - southernmost active volcano in the Cascades
13. Last Chance Range - eastern Inyo County (near Nevada border)
14. Lava Bed Mountains - Twentynine Palms (Marine Corps Combat Center)
15. Lava Mountains - Mojave Desert
16. Little Chuckwalla Mountains - southeastern Riverside County (south I-10)
17. Little Maria Mountains - near Blythe
18. Little Mule Mountains - Imperial County
19. Little Piute Mountains - San Bernardino County
20. Little San Bernardino Mountains - northeast of the Salton Sea
21. Little Signal Hills - Kern County
22. Lompoc Hills - Santa Barbara County
23. Long Buttes - western Mojave Desert
24. Los Buellis Hills - northwestern Diablo Range
25. Los Jinetes - Kings County
26. Los Viejos - Kings County
27. Lost Hills - Kern County