26,504 campgrounds
Francis Marion National Forest
Ashley National Forest
Tonto National Forest
Chattahoochee National Forest
Toiyabe National Forest
Manistee National Forest
Chequamegon National Forest
Mark Twain National Forest
Lassen National Forest
Mt. Hood National Forest
Flathead National Forest
Sawtooth National Forest
Dequeen Lake — Oak Grove
Ochoco National Forest
Hartwell Dam And Lake — Oconee Point Campground
Sumter National Forest
Huron National Forest
Gunnison National Forest
Siskiyou National Forest
Kaw Lake — Osage Cove
Uncompahgre National Forest
Fremont National Forest
Inyo National Forest
Mt. Baker National Forest
