1. GABILAN RANGE - Monterey & San Benito Counties
2. Girdle - Sonoma County
3. Granite Mountains - Mojave Desert
4. Grapevine Hills - Anza-Borrego Desert State Park (Colorado Desert)
5. Grapevine Mountains - Inyo County (along the Nevada border)
6. Gravel Hills - Mojave Desert (NE of Barstow)
7. Gravel Range - Tuolumne County
8. Greenhorn Mountains - Sequoia NP
9. Greenwater Range - eastern Mojave Desert
10. Griswold Hills - San Benito County (southern Panoche Valley)
11. Guijarral Hills - Kern County (inner California Coast Range)

1. Hemme Hills - Contra Costa County
2. Hexie Mountains - Joshua Tree NP
3. Hoodoo Hills - Glenn County
4. Horned Toad Hills - Mojave Desert
5. Horse Hills - Mojave Desert
6. Horse Range - Nevada County, CA