29,505 campgrounds
Lassen National Forest
Helena National Forest
Sequoia National Forest
Winema National Forest
Bridger-Teton National Forest
Wenatchee National Forest
Toiyabe National Forest
Huron National Forest
Tongass National Forest
Coeur d'Alene National Forest
Sierra National Forest
Nicolet National Forest
Shasta-Trinity National Forest
Stanislaus National Forest
Gallatin National Forest
Fremont National Forest
Siskiyou National Forest
Chattahoochee National Forest
St. Joe National Forest
Los Padres National Forest
Uinta National Forest
Angeles National Forest
