29,559 campgrounds
Shasta-Trinity National Forest
Bridger-Teton National Forest
Umpqua National Forest
Sequoia National Forest
Medicine Bow National Forest
Osceola National Forest
Beaverhead National Forest
San Bernardino National Forest
Wenatchee National Forest
Los Padres National Forest
Custer National Forest
Flathead National Forest
Challis National Forest
Lewis & Clark National Forest
George Washington National Forest
Apache National Forest
Humboldt-Toiyabe National Forest
Coeur d'Alene National Forest
