| Tampa Bay Buccaneers | National Football League | — | 24 de abril de 1974 | Raymond James Stadium |
| Tampa Bay Lightning | — | — | 1992 | Expo Hall, Tropicana Field, Benchmark International Arena |
| Tampa Bay Rays | Major League Baseball | — | 1998 | Tropicana Field |
| Taranto Cras Basket | Serie A1 | Tarento | 1961 | — |
| Tecnológico de Pucallpa | Segunda División (Campeonato Peruano de Futebol) | — | 2005 | Estadio Aliardo Soria Pérez |
| Teramo Basket | Serie A2 | Téramo | 1973 | PalaScapriano |
| Texas Rangers | Major League Baseball | — | 1972 | Choctaw Stadium |
| Thunder Basket Matelica - Fabriano | — | — | — | — |
| Toronto Arenas | — | — | 1917 | Mutual Street Arena |
| Toronto Blue Jays | Major League Baseball | Toronto | 1977 | Rogers Centre |
| Toronto Maple Leafs | — | — | 22 de novembro de 1917 | Scotiabank Arena, Mutual Street Arena, Maple Leaf Gardens |
| Toronto Raptors | National Basketball Association | Toronto | 1995 | Rogers Centre, Scotiabank Arena |
| Toronto St. Pats | — | — | — | Mutual Street Arena |
| Total Chalaco Fútbol Club | Copa Peru | — | 2003 | Estadio Segundo Aranda Torres |
| Trapani Shark | Liga Italiana de Basquetebol | Trápani | 1964 | — |
| Tresinaro Basket Scandiano | — | — | — | — |