| Abbreviation | Definition |
|---|---|
| TFA | Texas Forensic Association |
| TFA | Thyroid Foundation of America |
| TFA | Trustees For Alaska |
| TFAC | The fight Against Corruption |
| TFAD | Trades For A Difference |
| TFC | The Faculty Club |
| TFCF | Twenty- First Century Foundation |
| TFCF | Twenty-First Century Foundation |
| TFCS | Task Force for Child Survival |
| TFF | The Fomunyoh Foundation |
| TFF | Tropical Forest Foundation |
| TFG | Tellabs Foundation Guidelines |
| TFKF | Teammates For Kids Foundation |
| TFN | Tobacco Free Nebraska |
| TFN | Tribal Flood Network |
| TFP | Tradition Family Property |
| TFPL | Trust For Public Land |
| TFR | Texas Folklife Resources |
| TFRS | The Fund Raising School |
| TFT | Toys For Tots |