TNTA
| Acronym | Definition |
|---|---|
| TNTA | Tamil Nadu Tennis Association |
| TNTA | Taipei National Tax Administration (Ministry of Finance) |
| TNTA | Texas Nature Tourism Association |
| TNTA | trinitrotriazidobenzene |
| TNTA | Teoría de la Nebulosa Tubular Anillada |
| TNTA | The Nilgiris Tourist Association |
| TNTA | Taurages Nekinojamojo Turto Agentura |