| Porters Gap | 1634 m | | Eastern Great Smoky Mountains |
| Baptist Gap | | | Cumberland-Stone Mountain |
| Sharptop Gap | 1494 m | | Eastern Great Smoky Mountains |
| Dunn Gap | | | Cumberland-Stone Mountain |
| Boone Cove Gap | | | Bald Mountains |
| Locust Gap | | | Beech-Snake-Rich |
| Luftee Gap | 1556 m | | Central Great Smoky Mountains |
| Deer Creek Gap | 1852 m | | Eastern Great Smoky Mountains |
| Big Abrams Gap | 1244 m | | Western Great Smoky Mountains |
| Jenks Gap | | | Unicoi Mountains |
| Cherry Log Gap | | | Unicoi Mountains |
| State Line Gap | 1142 m | | Beech-Snake-Rich |
| Cave Gap | | | Southern Cumberland Mountains |
| Low Gap | | | Bald Mountains |
| Yellow Mountain Gap | | | Roan-Unaka Mountains |
| Murray Gap | 708 m | | Western Great Smoky Mountains |
| Indian Grave Gap | | | Roan-Unaka Mountains |
| William Bean Gap | | | Clinch Mountain Complex |
| Jakes Gap | 1237 m | | Central Great Smoky Mountains |
| Collins Gap | 1745 m | | Central Great Smoky Mountains |