29,192 campgrounds
Huron National Forest
Wasatch National Forest
Bridger-Teton National Forest
Manti-La Sal National Forest
San Isabel National Forest
St. Joe National Forest
Stanislaus National Forest
Angeles National Forest
Rio Grande National Forest
Manistee National Forest
Medicine Bow National Forest
Chattahoochee National Forest
Oconee National Forest
Sumter National Forest
Wenatchee National Forest
Plumas National Forest
Shasta National Forest
Custer National Forest
Sitgreaves National Forest
Modoc National Forest
Payette National Forest
