| TWF | Joslin Field Magic Valley Regional Airport, Twin Falls, Idaho USA 
| Others |
| TWF | TabWorks Data File
| Others |
| TWF | Taito Wrestling Federation
| Others |
| TWF | Tal Weighted Frequency
| Others |
| TWF | tal Wrestling Federation
| Others |
| TWF | Tarmo Wrestling Federation
| Others |
| TWF | Teachers Without Frontiers
| Others |
| TWF | Teamware Flow
| Others |
| TWF | Teens Wrestling Federation
| Others |
| TWF | Television Without Frontiers
| Others |
| TWF | Temporary Wood Foundation
| Others |
| TWF | Temporary Works Forum
| Others |
| TWF | Tennessee Wildlife Federation
| Others |
| TWF | Term Weighted Frequency
| Others |
| TWF | Test of Word Finding
| Others |
| TWF | That was fun
| Others |
| TWF | That Was Funny
| Others |
| TWF | The Walleye Federation
| Others |
| TWF | The Wetsuit Factory
| Others |
| TWF | The White Ferret
| Others |
| TWF | The Whole Force
| Others |
| TWF | The WILD Foundation
| Others |
| TWF | The Winning FormulaTM
| Others |
| TWF | The Wisdom Fund
| Others |
| TWF | The Wodumo Family
| Others |
| TWF | Thumb Wrestling Federation
| Others |
| TWF | Tiger Woods Foundation
| Others |
| TWF | Time-Warped Field
| Others |
| TWF | Together We Fight
| Others |
| TWF | Toys of Wonder Foundation
| Others |
| TWF | Track Width Front
| Others |
| TWF | Tracy Wrestling Federation
| Others |
| TWF | Tracy Wrestling Foundation
| Others |
| TWF | Traditional World Foods
| Others |
| TWF | Trampoline Wrestling Federation
| Others |
| TWF | Transformer Wrestling Federation
| Others |
| TWF | Transformers Wrestling Federation
| Others |
| TWF | Travel With Flair
| Others |
| TWF | Triple Wave Folder
| Others |
| TWF | True Wrestling Federation
| Others |
| TWF | Truncated Wirtinger Flow
| Others |
| TWF | Turnbuckle Wrestling Federation
| Others |
| TWF | Twitchy White Ferr
| Others |
| TWF | Two Weapon Fighting
| Others |