| Mountain | State | Latitude | Longitude | Elevation (meters) | Elevation (feet) |
|---|
| Thoto | Limpopo Province | -24.8833333 | 29.8666667 | 1451 | 4760 |
| Three Crowns | Province of Eastern Cape | -31.7666667 | 27.15 | 1545 | 5069 |
| Three Sisters | NA | -30.15 | 28.5166667 | 1940 | 6365 |
| Three Sisters | NA | -30.15 | 28.5166667 | 1940 | 6365 |
| Three Sisters | NA | -30.15 | 28.5166667 | 1940 | 6365 |
| Three Sisters | NA | -30.15 | 28.5166667 | 1940 | 6365 |
| Thumb Peak | Province of Eastern Cape | -33.8333333 | 23.6166667 | 909 | 2982 |
| Thwaleyakhe | Province of KwaZulu-Natal | -29.6833333 | 29.8333333 | 1406 | 4613 |
| Thyskop | Province of Eastern Cape | -31.7333333 | 24.8666667 | 1698 | 5571 |
| Tierberg | Province of the Western Cape | -31.9166667 | 23.5666667 | 1382 | 4534 |
| Tierberg | Province of the Western Cape | -33.2166667 | 22.2333333 | 933 | 3061 |
| Tierberg | Province of the Western Cape | -33.3333333 | 22.2666667 | 1738 | 5702 |
| Tierberg | Province of the Western Cape | -33.85 | 18.5833333 | 340 | 1115 |
| Tierberg | Province of the Western Cape | -32.9833333 | 19.3333333 | 1530 | 5020 |
| Tierberg | Province of Northern Cape | -30.6166667 | 18.1 | 632 | 2073 |
| Tierberg | Province of the Western Cape | -33.7666667 | 19.8333333 | 885 | 2904 |
| Tierberg | Province of the Western Cape | -33.5666667 | 19.5833333 | 1400 | 4593 |
| Tierberg | Province of the Western Cape | -31.5833333 | 19 | 948 | 3110 |
| Tierhoek | Province of the Western Cape | -34.1166667 | 19.8833333 | 509 | 1670 |
| Tierhoekberg | Province of Eastern Cape | -33.5786111 | 24.9788889 | 1338 | 4390 |
