29,559 campgrounds
Apache National Forest
Jefferson National Forest
Lewis & Clark National Forest
Tahoe National Forest
Shasta National Forest
Black Hills National Forest
Sequoia National Forest
Mt. Hood National Forest
Roosevelt National Forest
Mendocino National Forest
Uinta National Forest
George Washington National Forest
Coronado National Forest
Deschutes National Forest
Medicine Bow National Forest
Willamette National Forest
Gunnison National Forest
Los Padres National Forest
Huron National Forest
