| TFI | Icelandic Dental Association 
| Others |
| TFI | TAB Food Investments
| Others |
| TFI | Taekwondo Federation of India
| Others |
| TFI | Tatra Freunde International
| Others |
| TFI | Teach for India
| Others |
| TFI | Team Fortress Invasion
| Others |
| TFI | Techlusion Fuel Injection
| Others |
| TFI | Techno Freak Ike
| Others |
| TFI | Technology Forecasters Inc
| Others |
| TFI | Technology Forecasters, Inc.
| Others |
| TFI | Technology Fun and Innovation
| Others |
| TFI | Technology Futures Inc
| Others |
| TFI | Technology Futures, Inc.
| Others |
| TFI | Telepathic frequency index
| Others |
| TFI | Temporary Flow Identity
| Others |
| TFI | Terrorism and Financial Intelligence
| Others |
| TFI | Texas First Industrial
| Others |
| TFI | Thank Four It
| Others |
| TFI | The Family International
| Others |
| TFI | The Fellowship Initiative
| Others |
| TFI | The Fertilizer Institute
| Others |
| TFI | The Fifth Inning
| Others |
| TFI | Thick Film Ignition
| Others |
| TFI | Thick Film Integrated
| Others |
| TFI | Thick Film Integration
| Others |
| TFI | Throttle Fuel Injection
| Others |
| TFI | Thyroid Federation International
| Others |
| TFI | Tiered Fidelity Inventory
| Others |
| TFI | Time From Ignition
| Others |
| TFI | To Finance and Invest
| Others |
| TFI | Tobacco Free Initiative
| Others |
| TFI | Toccoa Falls Institute
| Others |
| TFI | Too Fugging Interesting
| Others |
| TFI | Top Feed Injectors
| Others |
| TFI | Topica Founder Institute
| Others |
| TFI | Topsfield Foundation, Inc.
| Others |
| TFI | Trance For Infinity
| Others |
| TFI | Transfer Function Identification
| Others |
| TFI | Transitional Federal Institution
| Others |
| TFI | Transport For Ireland
| Others |
| TFI | Transport Format Indicator
| Others |
| TFI | Tredair Foam Injected
| Others |
| TFI | Tree Fertilizer Injector
| Others |
| TFI | Tribeca Film Institute
| Others |
| TFI | Tribeca Film Institute's
| Others |
| TFI | True Feel Innovation
| Others |
| TFI | True Feel Insert
| Others |
| TFI | Tufi, Papua New Guinea
| Others |
| TFI | Tunable Filter Imager
| Others |
| TFI | Turin Flying Institute
| Others |