29,559 campgrounds
St. Joe National Forest
Mt. Hood National Forest
Sierra National Forest
Helena National Forest
Shasta-Trinity National Forest
Mt. Baker National Forest
Clearwater National Forest
Manistee National Forest
Roosevelt National Forest
Pike National Forest
Angeles National Forest
Santa Fe National Forest
Nezperce National Forest
Willamette National Forest
Gunnison National Forest
Umatilla National Forest
Plumas National Forest
