29,559 campgrounds
Siuslaw National Forest
Uinta National Forest
Wallowa National Forest
Custer National Forest
Manistee National Forest
Cache National Forest
Willamette National Forest
Ozark National Forest
Modoc National Forest
Challis National Forest
Chattahoochee National Forest
Beaverhead National Forest
Stanislaus National Forest
George Washington National Forest
Caribou National Forest
Deschutes National Forest
Apache National Forest
Mt. Baker National Forest
San Isabel National Forest
Pike National Forest
