| Acronym | Definition |
|---|
| TTDC➣Tamilnadu Tourism Development Corporation |
| TTDC➣Thana Training and Development Centre (Bangladesh) |
| TTDC➣Tennessee Technology Development Corp. (Nashville, TN) |
| TTDC➣Tripura Tea Development Corporation Limited (Tripura, India) |
| TTDC➣Toyota Technical Development Corp. (Japan) |
| TTDC➣Town of Tonawanda Development Corporation (Tonawanda, NY) |
| TTDC➣The Talking Drum Collective |