28,620 campgrounds
Medicine Bow National Forest
Manti-La Sal National Forest
Nicolet National Forest
Siskiyou National Forest
St. Joe National Forest
Angeles National Forest
Chattahoochee National Forest
San Isabel National Forest
Mt. Hood National Forest
Manistee National Forest
Oconee National Forest
Sumter National Forest
Wenatchee National Forest
Plumas National Forest
Shasta-Trinity National Forest
Shasta National Forest
Lolo National Forest
Sequoia National Forest
Gallatin National Forest
Bitterroot National Forest
Sitgreaves National Forest
