| Abbreviation | Definition |
|---|---|
| TYA | Trumbull Youth Association |
| TYA | Tuckahoe Youth Association |
| TYB | Teaneck Youth Basketball |
| TYB | Temecula Youth Baseball |
| TYB | Territorial Youth Band |
| TYB | Tichigan Youth Basketball |
| TYB | Triangle Youth Ballet |
| TYBA | Temple Youth Baseball Association |
| TYBA | Tennessee Youth Baseball Association |
| TYBA | Tualatin Youth Basketball Association |
| TYBA | Tyngsboro Youth Baseball Association |
| TYBO | Theresia Youth Baroque Orchestra |
| TYBR | Texas Youth Bull Riders |
| TYC | Tacoma Youth Chorus |
| TYC | Tanzania Youth Coalition |
| TYC | Texas Youth Correction |
| TYC | Tibetan Youth Congress |
| TYC | Toronto Youth Cabinet |
| TYC | Torrance Youth Council |
| TYC | Trinity Youth Conference |