| Students for a Free Tibet | Academic & Science |
| Skelleftea | Airport Code |
| Stratesec, Inc. | Business |
| Solutions For Tomorrow | Business |
| Seal Forward Technology | Business |
| Structured Finance Transaction | Business |
| Store And Forward Telegraph | Community |
| Speak For The Trees | Community |
| Simon Fisher Turner | Community |
| Stirling Festival Theatre (Stirling, Ontario, Canada) | Community |
| Stockton Federation of Teachers | Community |
| Scranton Federation of Teachers | Community |
| Sewanhaka Federation of Teachers | Community |
| Supercritical Fluid Technologies | Computing |
| Straight Flying Technology | Computing |
| Stand For in Technology | Computing |
| System Fault Tolerant | Computing |
| Straight Flight Technology | Computing |
| System Fault Tolerance | Computing |
| Set Forward Technology | Computing |
| Switch Fault Tolerance | Computing |
| Safety Function Technology | Computing |
| Super Fine Tft | Computing |
| Screen Font | Computing |
| Software Fault Tree | Computing |
| Secure File Transfer | Computing |
| Surface Finish Technologies | Computing |
| Site Functional Tests | Computing |
| Structure Field Tag | Computing |
| Santa Fe Trail | Country Specific |
| Safex Token | Cryptocurrency |
| Slow Fourier Transform | Electronics |
| Chiwriter Screen Font | File Type |
| Securities Financing Transaction | General |
| Same Flippin Thing | General |
| Silvery Fir Tree | General |
| Securities Financing Transactions | General |
| Stand For the Truth | General |
| Sequential Feasibility Test | General |
| Solitary Fibrous Tumors | General |
| Shaping Future Transportation | General |
| Standard Function Test | General |
| Super Farm Tractors | General |
| Surface Friction Tester | General |
| Steyr Fahrzeug Technik | General |
| Short Term Fuel Trim | General |
| Simultaneous Feasibility Test | General |
| Suzuki Swift | General |
| Saab Friction Tester | General |
| Smooth-haired Fox Terrier | General |
| Simple Feedback Trainer | General |
| South Florida Triathletes | General |
| s for the | General |
| Super Fun Time | General |
| spherical Fourier transform | General |
| Singularity Futurology Transhuman | General |
| stand for Tibet | General |
| s for This | General |
| Sayulita Fish Taco | General |
| Stand for This | General |
| See Feel and Touch | General |
| Save and Free Tibet | General |
| Smeets Family Trust | General |
| Smoke Filled Thoughts | General |
| Surface Free Training | General |
| Swift File Transfer | General |
| Strong Finite Type | General |
| Students for Free Tibet | General |
| Symplectic Field Theory | General |
| State Fire Training | General |
| Slide Fit Tubing | General |
| Service Focus Team | General |
| Solution Focused | General |
| Simple File Transfer | General |
| Sanctuaire de la Faune de Tanger | General |
| Straight Flight And The | General |
| Somali Federation of Teachers | Governmental |
| Sincere, Friendly, and Trustworthy | Governmental |
| Schenectady Federation of Teachers | Governmental |
| Société Française des Traducteurs | International |
| Solitary Fibrous Tumor | Medical |
| Schema Focused Therapy | Medical |
| Solution Focused Therapy | Medical |
| Stand For in Therapy | Medical |
| Society for Theriogenology | Medical |
| So Freaking Tired | Messaging |
| So Freaking True | Messaging |
| Summer Field Training | Military and Defence |
| Server Fault Tolerance | Networking |
| Symmetric Fault Tolerance | Networking |
| System File Table | Networking |
| Skelleftea, Sweden | Regional |
| System Functional Test | Space Science |
| Shaft | Space Science |
| Simulated Flight Test | Space Science |
| Static Firing Test | Space Science |
| Susquehanna Fishing Tackle | Sports |
| Southern Football Tees | Sports |
| Solenoid Form Technology | Technology |
| Seamless Fusion Technology | Technology |
