29,559 campgrounds
Deerlodge National Forest
Jefferson National Forest
Siskiyou National Forest
Roosevelt National Forest
Uinta National Forest
Helena National Forest
Eldorado National Forest
Trinity National Forest
Kisatchie National Forest
Caribou National Forest
Mt. Baker National Forest
Wasatch National Forest
Sierra National Forest
Sumter National Forest
Gallatin National Forest
Plumas National Forest
Shoshone National Forest
