29,559 campgrounds
Medicine Bow National Forest
Bighorn National Forest
Rogue River National Forest
Chattahoochee National Forest
Gallatin National Forest
Deschutes National Forest
Snoqualmie National Forest
Nezperce National Forest
Apache National Forest
Wenatchee National Forest
Sierra National Forest
Sequoia National Forest
Uinta National Forest
George Washington National Forest
Coeur d'Alene National Forest
Ozark National Forest
Cache National Forest
Custer National Forest
Tahoe National Forest
Cleveland National Forest
Sitgreaves National Forest
Eldorado National Forest
