| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Tacaagle | city | Formosa | Argentina | -24.97 | -58.82 | 252 | 596 |
| Tacaglé | city | Formosa | Argentina | -24.97 | -58.82 | 252 | 596 |
| Tarigu | city | Formosa | Argentina | -24.40 | -60.05 | 390 | 149 |
| Teniente Brown | city | Formosa | Argentina | -24.80 | -60.46 | 400 | 149 |
| Teniente General Juan Carlos Sánchez | city | Formosa | Argentina | -25.35 | -58.30 | 206 | 596 |
| Teniente General R.M. Fraga | city | Formosa | Argentina | -23.75 | -62.15 | 830 | 149 |
| Teniente General Rosendo M. Fraga | city | Formosa | Argentina | -23.75 | -62.15 | 830 | 149 |
| Toro Paso | city | Formosa | Argentina | -25.37 | -58.04 | 216 | 596 |
| Transito Cue | city | Formosa | Argentina | -24.68 | -60.12 | 354 | 149 |
| Tres Horquetas | city | Formosa | Argentina | -26.18 | -58.36 | 200 | 149 |
| Tres Lagunas | city | Formosa | Argentina | -25.25 | -58.45 | 223 | 596 |
| Tres Lagunas | city | Formosa | Argentina | -24.98 | -58.82 | 246 | 596 |
| Tres Marias | city | Formosa | Argentina | -26.32 | -58.20 | 170 | 1857 |
| Tres Pitos | city | Formosa | Argentina | -26.35 | -58.42 | 173 | 236 |
| Tres Pozos | city | Formosa | Argentina | -23.65 | -62.33 | 830 | 185 |
| Tres Pozos | city | Formosa | Argentina | -25.18 | -60.20 | 331 | 149 |
| Tres Reyes | city | Formosa | Argentina | -24.78 | -59.51 | 357 | 149 |
| Tucumancito | city | Formosa | Argentina | -22.81 | -62.12 | 830 | 169 |
| Tuyuyu | city | Formosa | Argentina | -25.09 | -58.34 | 236 | 763 |