Chino Hills

• Carbon Canyon Nature Trail

Santiago Creek/Anaheim Hills

• Santiago Oaks Regional Park
• Robbers Peak
• Anaheim Hills Trail
• Irvine Regional Park
• El Modena Open Space
• Peters Canyon Regional Park

O’Neill Regional Park/Mission Viejo

• Ocean Vista Point
• Arroyo Trabuco

Santa Ana Mountains-Main Divide

• Sierra Peak via Skyline Drive
• North Main Divide Traverse
• Silverado Trail to Bedford Peak
• Silverado-Modjeska Peak Loop
• Harding Road to Laurel Spring
• Harding Road to Main Divide
• Harding Canyon
• Santiago Trail
• Holy Jim Falls
• Santiago Peak via Holy Jim Trail
• Trabuco Canyon
• West Horsethief-Trabuco Canyon Loop

Santa Ana Mountains-Ortega Corridor

• El Cariso Nature Trail
• Ortega Falls
• San Juan Loop Trail
• San Juan Trail
• Chiquito Basin
• Viejo Tie Loop
• Chiquito Trail
• Upper Hot Spring Canyon
• Morgan Trail
• Sitton Peak
• Lucas Canyon

Santa Ana Mountains-San Mateo Canyon Wilderness

• Tenaja Falls
• Tenaja Falls Traverse
• Tenaja Canyon
• Fishermans Camp Loop
• San Mateo Canyon
• Bluewater Traverse