Yes u can,there are many camp ground s-chilao campground is one of my favorites
U can pretty much camp anywhere unless specified at the entrance or spot to trail says otherwise. Always check the wood boards or signs. The app all trails is the excellent app that tells u everything u need to know for every trail. All the specs. Bless up. Respects.
I do
https://www.fs.usda.gov/activity/angeles/recreation/camping-cabins
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