28,613 campgrounds
Mt. Hood National Forest
Sierra National Forest
Siuslaw National Forest
Inyo National Forest
Wenatchee National Forest
Kootenai National Forest
Malheur National Forest
Sumter National Forest
Lassen National Forest
Chattahoochee National Forest
Winema National Forest
Tahoe National Forest
Bitterroot National Forest
Tonto National Forest
Coronado National Forest
Cherokee National Forest
Routt National Forest
Okanogan National Forest
Umpqua National Forest
Plumas National Forest
Lewis & Clark National Forest
Medicine Bow National Forest
Wallowa National Forest
Toiyabe National Forest
