Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Thompson Creek | Stream | | Henry | 36 21 02 N | 088 13 46 W |
| Thompson Creek | Stream | | Jefferson | 36 03 25 N | 083 41 44 W |
| Thompson Creek | Stream | | Pickett | 36 34 52 N | 084 46 17 W |
| Thompson Creek | Stream | | Weakley | 36 15 36 N | 088 36 46 W |
| Thompson Creek Baptist Church | Church | 260 | Bedford | 35 23 39 N | 086 19 51 W |
| Thompson Creek Branch | Stream | | Weakley | 36 18 49 N | 088 33 58 W |
| Thompson Creek Church | Church | 132 | Weakley | 36 17 52 N | 088 32 18 W |
| Thompson Creek Dam Four | Dam | 126 | Weakley | 36 19 36 N | 088 33 24 W |
| Thompson Creek Number Eight Dam | Dam | 129 | Weakley | 36 20 18 N | 088 34 48 W |
| Thompson Creek Number Eight Lake | Reservoir | 129 | Weakley | 36 20 18 N | 088 34 48 W |
| Thompson Creek Number Five Dam | Dam | 133 | Henry | 36 19 36 N | 088 31 06 W |
| Thompson Creek Number Five Lake | Reservoir | 133 | Henry | 36 19 36 N | 088 31 06 W |
| Thompson Creek Number Three Dam | Dam | 126 | Weakley | 36 19 00 N | 088 35 12 W |
| Thompson Creek Number Three Lake | Reservoir | 126 | Weakley | 36 19 00 N | 088 35 12 W |
| Thompson Creek Number Two Dam | Dam | 126 | Weakley | 36 18 00 N | 088 35 36 W |
| Thompson Creek Number Two Lake | Reservoir | 138 | Weakley | 36 18 00 N | 088 35 36 W |
| Thompson Crossroads | Populated Place | 220 | Hardin | 35 15 43 N | 088 02 57 W |
| Thompson Crossroads School (historical) | School | 233 | Dickson | 36 08 58 N | 087 31 59 W |
| Thompson Flat | Flat | 408 | Overton | 36 13 04 N | 085 12 59 W |
| Thompson Grove School | School | 229 | Bedford | 35 28 57 N | 086 34 14 W |
| Thompson Grove School (historical) | School | 174 | Henry | 36 29 12 N | 088 22 01 W |
| Thompson Hall School | School | 314 | Coffee | 35 20 36 N | 085 55 35 W |
| Thompson Hill | Summit | 268 | Maury | 35 34 16 N | 087 14 42 W |
| Thompson Hills | Summit | 234 | Wilson | 36 07 02 N | 086 21 05 W |
| Thompson Hollow | Valley | | Dickson | 36 09 07 N | 087 30 44 W |
| Thompson Hollow | Valley | | Giles | 35 03 28 N | 087 10 44 W |
| Thompson Hollow | Valley | | Hickman | 35 40 38 N | 087 42 44 W |
| Thompson Hollow | Valley | | Houston | 36 15 32 N | 087 50 48 W |
| Thompson Hollow | Valley | | Lincoln | 35 03 22 N | 086 43 49 W |
| Thompson Hollow | Valley | | Macon | 36 26 01 N | 086 05 13 W |
| Thompson Hollow | Valley | | Marshall | 35 19 39 N | 086 46 15 W |
| Thompson Hollow | Valley | | Maury | 35 36 17 N | 087 16 09 W |
| Thompson Hollow | Valley | | Perry | 35 34 10 N | 087 57 39 W |
| Thompson Hollow | Valley | | Stewart | 36 26 16 N | 087 45 17 W |
| Thompson Hollow | Valley | | Sullivan | 36 25 33 N | 082 17 21 W |
| Thompson Hollow | Valley | | Wayne | 35 07 47 N | 087 40 20 W |
| Thompson Island Shoals | Bar | 248 | Monroe | 35 35 35 N | 084 11 46 W |
| Thompson Lake | Reservoir | 231 | Williamson | 35 45 44 N | 086 50 11 W |
| Thompson Lake Dam | Dam | 231 | Williamson | 35 45 44 N | 086 50 11 W |
| Thompson Levee Creek | Stream | | Gibson | 35 58 16 N | 088 54 43 W |
| Thompson Mill | Populated Place | 359 | Hancock | 36 34 58 N | 083 22 07 W |
| Thompson Mine | Mine | 807 | Anderson | 36 09 22 N | 084 16 36 W |
| Thompson Mountain | Summit | 792 | Morgan | 36 08 42 N | 084 31 59 W |
| Thompson Number 1 Mine | Mine | 470 | Anderson | 36 07 32 N | 084 24 19 W |
| Thompson Number 2 Mine | Mine | 482 | Anderson | 36 07 32 N | 084 24 33 W |
| Thompson Ridge | Ridge | 226 | Hickman | 35 44 36 N | 087 14 22 W |
| Thompson Ridge | Ridge | 324 | Putnam | 36 10 48 N | 085 39 29 W |
| Thompson School | School | 174 | Benton | 36 01 13 N | 088 09 40 W |
| Thompson School | School | 384 | Knox | 36 08 49 N | 083 52 47 W |
| Thompson School (historical) | School | 143 | Carroll | 36 02 55 N | 088 21 52 W |
| Thompson School (historical) | School | 143 | Weakley | 36 24 38 N | 088 37 57 W |
| Thompson Slough | Stream | | Benton | 36 10 35 N | 087 55 55 W |
| Thompson Springs | Spring | 243 | Bradley | 35 06 29 N | 084 46 47 W |
| Thompson Springs Cemetery | Cemetery | 253 | Bradley | 35 06 37 N | 084 46 53 W |
| Thompson Springs Church | Church | 245 | Bradley | 35 06 38 N | 084 46 55 W |
| Thompson-Boling Assembly Center and Arena | Building | 265 | Knox | 35 57 03 N | 083 55 31 W |
| Thompson-Shelton Cemetery | Cemetery | 222 | Williamson | 35 54 56 N | 086 55 27 W |
| Thompson's Station | Populated Place | 244 | Williamson | 35 48 07 N | 086 54 41 W |
| Thompsons Chapel | Church | 450 | Claiborne | 36 25 31 N | 083 37 28 W |
| Thompsons Chapel Cemetery | Cemetery | 438 | Claiborne | 36 25 40 N | 083 37 14 W |
| Thompsons Crossroads | Populated Place | 231 | Dickson | 36 09 00 N | 087 31 54 W |
| Thompsons Mill (historical) | Locale | 212 | Bedford | 35 29 10 N | 086 30 06 W |
| Thompsons Point Landing | Locale | 109 | Benton | 35 58 11 N | 088 01 28 W |
| Thompsons School (historical) | School | 177 | Henderson | 35 29 26 N | 088 21 17 W |
| Thompsons Shop (historical) | Locale | 232 | Bedford | 35 27 25 N | 086 30 12 W |
| Thompsons Station Post Office | Post Office | 249 | Williamson | 35 47 55 N | 086 54 37 W |
| Thompsons Store | Populated Place | 314 | Clay | 36 36 24 N | 085 25 22 W |
| Thorn Gap | Gap | 438 | Overton | 36 12 59 N | 085 19 36 W |
| Thorn Grove | Populated Place | 305 | Knox | 36 00 16 N | 083 41 36 W |
| Thorn Grove Christian Church | Church | 311 | Knox | 36 00 19 N | 083 41 35 W |
| Thorn Hill | Populated Place | 422 | Grainger | 36 21 30 N | 083 25 03 W |
| Thorn Hill Cemetery | Cemetery | 273 | McMinn | 35 22 59 N | 084 38 60 W |
| Thorn Hill Church | Church | 438 | Grainger | 36 21 00 N | 083 26 15 W |
| Thorn Hill Gap | Gap | 595 | Grainger | 36 21 04 N | 083 23 53 W |
| Thorn Hill Post Office | Post Office | 420 | Grainger | 36 21 31 N | 083 25 01 W |
| Thorn Hill School | School | 435 | Grainger | 36 21 07 N | 083 25 50 W |
| Thorn Prospect | Mine | 871 | Johnson | 36 31 20 N | 081 54 42 W |
| Thornburg Branch | Stream | | Roane | 35 55 49 N | 084 37 48 W |
| Thornburg Ridge | Ridge | 578 | Polk | 35 07 12 N | 084 35 60 W |
| Thornburg Shooting Range | Locale | 321 | Polk | 35 06 43 N | 084 35 41 W |
| Thorne Hollow | Valley | | Montgomery | 36 20 54 N | 087 32 17 W |
| Thorne Store | Locale | 264 | Giles | 35 00 44 N | 087 07 56 W |
| Thorngrove Baptist Church | Church | 295 | Knox | 36 00 10 N | 083 41 18 W |
| Thornhill Cemetery | Cemetery | 220 | Robertson | 36 32 13 N | 086 38 04 W |
| Thornton | Populated Place | 275 | Knox | 35 52 56 N | 084 08 53 W |
| Thornton Airport | Airport | 106 | Haywood | 35 41 07 N | 089 12 16 W |
| Thornton Cemetery | Cemetery | 280 | Giles | 35 02 22 N | 086 50 09 W |
| Thornton Cemetery | Cemetery | 221 | Hickman | 35 53 21 N | 087 21 18 W |
| Thornton Cemetery | Cemetery | 153 | Hickman | 35 54 28 N | 087 37 13 W |
| Thornton Cemetery | Cemetery | 326 | Morgan | 36 01 01 N | 084 24 23 W |
| Thornton Hollow | Valley | | Hickman | 35 43 45 N | 087 32 41 W |
| Thornton Hollow | Valley | | Wayne | 35 14 10 N | 087 51 19 W |
| Thornton Spring | Spring | 149 | Hickman | 35 54 23 N | 087 37 17 W |
| Thorny Branch | Stream | | Rhea | 35 31 53 N | 084 53 22 W |
| Thorny Mountain | Summit | 811 | Cumberland | 35 55 55 N | 084 49 04 W |
| Thorpe Cemetery | Cemetery | 207 | Lincoln | 35 10 10 N | 086 48 48 W |
| Thorps Chapel | Church | 372 | Hawkins | 36 21 19 N | 083 03 27 W |
| Thorps Church (historical) | Church | 355 | Hawkins | 36 21 17 N | 083 03 08 W |
| Thorps School (historical) | School | 372 | Hawkins | 36 21 20 N | 083 03 24 W |
| Thorton Cemetery | Cemetery | 400 | Morgan | 36 05 47 N | 084 32 14 W |
| Thrasher Elementary School | School | 607 | Hamilton | 35 08 38 N | 085 19 56 W |
| Thrashers Quarry | Mine | 298 | Knox | 35 52 52 N | 083 52 12 W |
| Thrashing Branch | Stream | | Monroe | 35 21 02 N | 084 14 38 W |
| Three Churches | Locale | 183 | Wayne | 35 12 27 N | 087 49 33 W |
| Three Fork | Stream | | Cumberland | 36 07 11 N | 084 54 00 W |
| Three Forks | Populated Place | 562 | Franklin | 35 03 08 N | 086 06 22 W |
| Three Forks | Populated Place | 415 | Scott | 36 27 00 N | 084 34 12 W |
| Three Forks Branch | Stream | | Cannon | 35 56 12 N | 085 59 37 W |
| Three Forks Branch | Stream | | Hawkins | 36 20 58 N | 083 00 44 W |
| Three Forks Bridge | Bridge | 231 | Bedford | 35 28 48 N | 086 19 29 W |