From Nashville - I-40 Exit 322: Head east 0.25 mile to 70E, then 4.1 miles to KOA. From Knoxville - I-40 Exit 329: Head west to 70W, go 3.6 miles. KOA is between both exits/entrances. No need to backtrack either direction to I-40.
GPS with Latitude/Longitude access: Lat. 35.926352, -84.926021Get Google Directions