| Abbreviation | Definition |
|---|---|
| TLC | The Loyal Cube |
| TLC | Tough Luck Catering |
| TLC | Traci Lords Company |
| TLC | Transitional Language Centre |
| TLCC | The Learning Continuum Company |
| TLD | Taft Live Discovery |
| TLDH | Top Level Domain Holdings, LTD. |
| TLE | The Learning Enterprise |
| TLE | Tire And Lube Express |
| TLF | The Leather Factory |
| TLFG | Travel Leaders Franchise Group |
| TLG | Technology Leading Group |
| TLG | The Lyons Group |
| TLG | Thought Leadership Group |
| TLG | Troll Lord Games |
| TLH | Tennessee Log Homes |
| TLH | The LightHouse Cafe |
| TLH | The Loan Handler |
| TLHP | Tree of Life Health Practice, L. L. C. |
| TLI | TekLink International Inc |