29,559 campgrounds
Lassen National Forest
George Washington National Forest
Shasta-Trinity National Forest
Targhee National Forest
Inyo National Forest
Los Padres National Forest
Kootenai National Forest
Deschutes National Forest
Willamette National Forest
San Juan National Forest
Toiyabe National Forest
Pike National Forest
Bridger-Teton National Forest
Huron National Forest
Stanislaus National Forest
Modoc National Forest
Bighorn National Forest
Roosevelt National Forest
Lake Tahoe Basin Management Unit
Uinta-Wasatch-Cache National Forest
Mt. Hood National Forest
Custer National Forest
