| Abbreviation | Definition |
|---|---|
| TJT | Travelling Jewish Theatre |
| TKT | Twisted Kaiju Theater |
| TLAC | Towne Lake Arts Center |
| TMAB | To Make A Brother Black |
| TMLT | Tamborine Mountain Little Theatre Company |
| TNAP | Touring and Neighborhood Arts Program |
| TNM | The New Movement |
| TNT | Thursday Night Together |
| TNT | Top Notch Talent |
| TOD | Theatre Of Dreams |
| TORT | Theatre of the Relatively Talentless |
| TOSHA | Toronto Operatic, Symphonic, Hostel Avante |
| TOSHA | Toronto Operatic, Symphonic, Hostel Avante: |
| TOTS | Theatre On The Square |
| TPAC | Tennessee Performing Arts Center |
| TPAC | Topeka Performing Arts Center |
| TPAG | Tuxedo Performing Arts Group |
| TPAP | The Performing Arts Project |
| TPM | Theatre Passe Muraille |
| TPY | Trillium Performing Youth |