| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Rio Tala | city | Buenos Aires | Argentina | -33.77 | -59.64 | 85 | 10949 |
| Rio Tamanique | city | La Libertad | El Salvador | 13.56 | -89.42 | 830 | 18864 |
| Rio Tambor | city | Oaxaca | Mexico | 16.53 | -97.20 | 4265 | 3110 |
| Rio Tamesi | city | Veracruz | Mexico | 22.38 | -98.39 | 39 | 1035 |
| Rio Tarniahua | city | Tamaulipas | Mexico | 22.50 | -98.06 | 141 | 4384 |
| Rio Tarra | city | Norte de Santander | Colombia | 8.57 | -73.10 | 898 | 2864 |
| Rio Tavares | city | Santa Catarina | Brazil | -27.65 | -48.50 | 127 | 82165 |
| Rio Tejon | city | Oaxaca | Mexico | 17.03 | -98.00 | 3405 | 5844 |
| Rio Tercero Airport | airport | -32.17 | -64.09 | 1246 | 0 | ||
| Rio Tigre | city | Embera-Wounaan | Panama | 7.94 | -78.18 | 42 | 150 |
| Rio Tigre | city | Kuna Yala | Panama | 9.43 | -78.52 | 0 | 1521 |
| Rio Tinto | city | Paraiba | Brazil | -6.81 | -35.08 | 59 | 24190 |
| Rio Tinto | city | Olancho | Honduras | 14.93 | -85.70 | 1669 | 2609 |
| Rio Tinto | city | Atlantida | Honduras | 15.85 | -87.73 | 104 | 1154 |
| Rio Tinto | city | Oaxaca | Mexico | 16.66 | -97.18 | 7549 | 2278 |
| Rio Tinto | city | Braga | Portugal | 41.63 | -8.40 | 259 | 33614 |
| Rio Tinto | city | Braga | Portugal | 41.50 | -8.72 | 19 | 21700 |
| Rio Tinto | city | Porto | Portugal | 41.18 | -8.56 | 360 | 324307 |
| Rio Tinto | city | Aveiro | Portugal | 40.49 | -8.65 | 75 | 15028 |
| Rio Tinto | city | Guinea-Bissau | 12.33 | -14.68 | 134 | 8365 | |
| Rio Tinto Primera Seccion | city | Tabasco | Mexico | 17.90 | -93.06 | 55 | 29923 |
| Rio Tinto Segunda Seccion | city | Tabasco | Mexico | 17.91 | -93.08 | 59 | 22960 |
| Rio Tinto i Portugal | city | Porto | Portugal | 41.18 | -8.56 | 360 | 324307 |
| Rio Tobori | city | Ngobe-Bugle | Panama | 8.90 | -81.77 | 213 | 1320 |
| Rio Tocuyo | city | Lara | Venezuela | 10.27 | -69.94 | 1669 | 1788 |
| Rio Tondo | city | Kwanza Norte | Angola | -9.25 | 14.93 | 3349 | 2533 |
| Rio Tonto | city | Oaxaca | Mexico | 18.31 | -96.62 | 246 | 10503 |
| Rio Torto | city | Viana do Castelo | Portugal | 41.96 | -8.64 | 295 | 9023 |
| Rio Torto | city | Vila Real | Portugal | 41.56 | -7.29 | 830 | 4421 |
| Rio Torto | city | Viseu | Portugal | 41.02 | -7.34 | 2519 | 2109 |
| Rio Torto | city | Guarda | Portugal | 40.51 | -7.65 | 1669 | 7210 |
| Rio Tranquilla | city | Panama Oeste | Panama | 8.52 | -80.00 | 377 | 6295 |
| Rio Tromahy | city | Para | Brazil | -1.28 | -46.31 | 9 | 596 |
| Rio Tuba | city | Palawan | Philippines | 8.51 | 117.43 | 13 | 2781 |
| Rio Tule | city | Oaxaca | Mexico | 16.52 | -97.13 | 7549 | 2083 |
| Rio Turbio | city | Santa Cruz | Argentina | -51.57 | -72.35 | 1702 | 0 |
| Rio Turbio | city | Chubut | Argentina | -42.25 | -71.71 | 830 | 0 |
| Rio Turbio | city | Quintana Roo | Mexico | 21.42 | -87.25 | 6 | 596 |
| Rio Turvo | city | Sao Paulo | Brazil | -22.69 | -49.43 | 1866 | 2842 |
| Rio Tôldo | city | Rio Grande do Sul | Brazil | -27.75 | -52.17 | 2073 | 3029 |