28,702 campgrounds
Chattahoochee National Forest
Lyndon B. Johnson National Grassland
San Bernardino National Forest
Mt. Baker National Forest
Tahoe National Forest
Lassen National Forest
Jefferson National Forest
Medicine Bow National Forest
Cache National Forest
Umpqua National Forest
Sequoia National Forest
Whitman National Forest
Wallowa National Forest
Wasatch National Forest
George Washington National Forest
Willamette National Forest
Sumter National Forest
San Juan National Forest
Rathbun Lake Iowa — Bridgeview
Stanislaus National Forest
Beaverhead National Forest
