The table above lists the 13 mountain peaks in Tennessee above 6000'. Bag a sixer! There are a few more sixers on the NC side of the Smoky mountains, see GSMNP landforms. For other peaks in the south over 6000', see South Beyond 6000 or peakbagger.com Southern Appalachian 6000-foot Peaks or the book The Southern Sixers The highest point in TN is Clingmans Dome at 6,643'. The lowest point in Tennessee is 178' along the Mississippi. The highest mountain east of the Mississippi and west of the Appalachians is Cross Mountain at 3,540'. Check out the county high points for the highest location in each of Tennessee's 95 counties (also see article on Tennessee's high points). The remotest spot in TN is Tricorner Knob.

Tennessee has 25 peaks over a mile high, and 129 peaks over 4000' from americasroof.com, GPS waypoint file (tnptop.gpx) and Google map. Actually, there are many more unnamed peaks over 4000'. See Southeast USA Peaks with 2000 feet of Prominence.
Tennessee county high points and lookout towers