The area of Holly Springs National Forest is 629.938 square kilometers.
The area of Hidden Springs State Forest is 4,856,227.70688 square meters.
The area of Buffalo Springs National Reserve is 131 square kilometers.
The area of Fish Springs National Wildlife Refuge is 72.811 square kilometers.
The area of Cold Springs National Wildlife Refuge is 12.614 square kilometers.
The area of Lassen National Forest is 4,331.528 square kilometers.
The area of Tuskegee National Forest is 45.535 square kilometers.
The area of Nebraska National Forest is 574.654 square kilometers.
The area of Talladega National Forest is 1,588.662 square kilometers.
The area of Umpqua National Forest is 3,990.119 square kilometers.
The area of Conecuh National Forest is 339.373 square kilometers.
The area of Superior National Forest is 15,782.74 square kilometers.
The area of Kisatchie National Forest is 2,444.301 square kilometers.