29,220 campgrounds
Toiyabe National Forest
Custer National Forest
Inyo National Forest
Nicolet National Forest
Council Grove Lake — Richey Cove
Okanogan-Wenatchee National Forest
Wasatch National Forest
Shasta-Trinity National Forest
Albeni Falls Dam — Riley Creek
Siskiyou National Forest
Chattahoochee National Forest
Crooked River National Grassland
Gunnison National Forest
Targhee National Forest
Willamette National Forest
Medicine Bow National Forest
Arapaho National Forest
Jennings Randolph Lake — Robert W Craig Campground
Nebraska National Forest
