28,622 campgrounds
Eldorado National Forest
Challis National Forest
Deschutes National Forest
Sitgreaves National Forest
Clearwater National Forest
Nezperce National Forest
Teton National Forest
Shasta-Trinity National Forest
White River National Forest
Custer National Forest
Tahoe National Forest
Routt National Forest
Chattahoochee National Forest
Los Padres National Forest
Mt. Baker National Forest
Medicine Bow National Forest
Sequoia National Forest
Snoqualmie National Forest
Hiawatha National Forest
Cleveland National Forest
Malheur National Forest
