29,559 campgrounds
Fremont National Forest
Bighorn National Forest
Okanogan-Wenatchee National Forest
Nezperce National Forest
Ozark National Forest
Bridger-Teton National Forest
Stanislaus National Forest
Willamette National Forest
Siskiyou National Forest
Tahoe National Forest
Humboldt-Toiyabe National Forest
Cherokee National Forest
Pike National Forest
Inyo National Forest
Custer Gallatin National Forest
Caribou-Targhee National Forest
Dixie National Forest
Kaniksu National Forest
Mt. Baker National Forest
Chattahoochee National Forest
Six Rivers National Forest
Shasta-Trinity National Forest
