This is a list of all the National Forests and National Grasslands[?] in the United States. If looking at national forests on a map, be aware that, in general, those west of the Great Plains show the true extent of their area, while those east of the Great Plains generally only show purchase districts, within which usually only a minority of the land has been made national forest.
Everything is listed twice; first by state, then alphabetically.
By state (note that forests in multiple states appear under each state):
... geological structure are imperfectly known. Two parallel ranges of mountains traverse it from north to south, reaching 2000 to 5000 ft. The Western-Sakhalin Mountains peak ...