TGCA
| Acronym | Definition |
|---|---|
| TGCA | Texas Girls Coaches Association (Austin, TX) |
| TGCA | Texas Gun Collectors Association |
| TGCA | Texas Grocery & Convenience Association |
| TGCA | Transportable Group Control Approach |
| TGCA | Toronto Guild of Civic Art (Canada) |
| TGCA | Team Garbolino Carpe Availlaise (French fishing club) |
| TGCA | Troubles Graves des Conduites Alimentaires |