28,386 campgrounds
Okanogan-Wenatchee National Forest
Wasatch National Forest
Shasta-Trinity National Forest
Chattahoochee National Forest
Crooked River National Grassland
Toiyabe National Forest
Gunnison National Forest
Sawtooth National Forest
Willamette National Forest
Medicine Bow National Forest
Humboldt-Toiyabe National Forest
Deschutes National Forest
Siuslaw National Forest
Inyo National Forest
Wenatchee National Forest
Kootenai National Forest
Malheur National Forest
Sumter National Forest
Lassen National Forest
Winema National Forest
Bitterroot National Forest
