29,559 campgrounds
Routt National Forest
Bridger-Teton National Forest
Snoqualmie National Forest
Los Padres National Forest
San Isabel National Forest
San Bernardino National Forest
Sequoia National Forest
Nezperce National Forest
Pike National Forest
Plumas National Forest
Mendocino National Forest
Tahoe National Forest
Fremont National Forest
Wenatchee National Forest
Sheyenne National Grassland
Apache National Forest
Umpqua National Forest
Klamath National Forest
