29,559 campgrounds
Targhee National Forest
Black Hills National Forest
Custer National Forest
Inyo National Forest
Shoshone National Forest
Los Padres National Forest
San Bernardino National Forest
Nicolet National Forest
Okanogan-Wenatchee National Forest
Wasatch National Forest
Shasta-Trinity National Forest
Mt. Hood National Forest
Helena National Forest
Sitgreaves National Forest
Siskiyou National Forest
Chattahoochee National Forest
Rio Grande National Forest
Crooked River National Grassland
Toiyabe National Forest
Gunnison National Forest
