| Titanium Sponge Project | Academic & Science |
| Triple Super Phosphate | Academic & Science |
| Tehachapi (ca) | Airport Code |
| Travelling Salesman Problem | Business |
| Tax Seizure Program | Business |
| Telecommunicacoes de Sao Paulo | Business |
| Totally Superior Product | Business |
| Transactional Services Provider | Business |
| Titanium Sublimation Pump | Business |
| Total Solution Provider | Business |
| Texas Screw Products | Business |
| Turret Stock Picker | Business |
| Total Suspended Particulates | Chemistry |
| Tri Sodium Phosphate | Chemistry |
| Thermally Stable Polycrystalline | Chemistry |
| Traveling Salesperson Problem | Community |
| Trailside Point School | Community |
| Traveling Salesman Problems | Community |
| The School Psychologist | Community |
| The Softback Preview | Community |
| Take Some Paint | Community |
| The Soup Project | Community |
| The Spiral Path | Community |
| Telephony Service Provider | Computer and Networking |
| Time Series Processor | Computer Hardware |
| Technical Support Package | Computing |
| Tag Switched Path | Computing |
| Teleprocessing Services Program | Computing |
| Terminal Simulator Panel | Computing |
| Time Stamp Protocol | Computing |
| Total Solutions Provider | Computing |
| Time Synchronization Protocol | Computing |
| Twisted Shield Pair | Computing |
| Two Sided Printing | Computing |
| Test Service Provider | Computing |
| Target Side Processing | Computing |
| Time Splitting | Computing |
| Tag Switch Protocol | Computing |
| Trusted Service Principles | Computing |
| Technical Standard Pack | Computing |
| Tab Strips | Computing |
| Traffic Service Position | Computing |
| Tapi Service Provider | Computing |
| Transaction Set Protocol | Computing |
| Team Software Processes | Computing |
| The Spamhaus Project | Computing |
| Tracking Security Protection | Computing |
| The Spartans | Cryptocurrency |
| Technical Set Pattern | Electronics |
| Temperature-sensitive Parameter | Electronics |
| Thermal State of Permafrost | General |
| Transactions on Signal Processing | General |
| Tsundere Service Providers | General |
| Texas Star Party | General |
| Technical Service Providers | General |
| Top Safety Pick | General |
| Telematics Service Provider | General |
| Tatra Service Plus | General |
| Toledo Supplier Park | General |
| Texas Speed and Performance | General |
| Toluca Stamping Plant | General |
| Transportation Safety Planning | General |
| Traffic Safety Program | General |
| Traffic Speed Prediction | General |
| Trans Sport | General |
| Team Suzuki Philippines | General |
| Thunderbird Sport | General |
| Topaz Sport | General |
| Transformation System Parallel | General |
| Technical Standards Program | General |
| Trusted Service Provider | General |
| Third Sector Property | General |
| The Spitznagel Partnership | General |
| Typical Selling Price | General |
| Thrift Saving Plan | General |
| Transitional Safety Practitioner | General |
| Tally Sustainable Packaging | General |
| Trailer Stability Program | General |
| Throttle Solenoid Positioner | General |
| The Smelly People | General |
| Texturized Soy Protein | General |
| Textured Soy Protein | General |
| Try Some Phosphorus | General |
| Transition to Support Program | Governmental |
| Tribal Sub-Plan | Governmental |
| Transportation System Plan | Governmental |
| Traffic Signal Priority | Governmental |
| Traveler Service Point | Governmental |
| Terrorist State of Pakistan | Governmental |
| Traveling Salesman Problem | Information Technology |
| Tom's Support Pages | Internet |
| True Space Partitioning | Maths |
| Tea Spoon | Measurement Unit |
| Ten Square Pounds | Measurement Unit |
| thermosensitive period | Medical |
| Total Serum Protein | Medical |
| Total Sleep Period | Medical |
| Training Support Programme | Medical |
| Transcription Start Point | Medical |
| Tropical Spastic Paraparesis | Medical |
| Thrombospondins | Medical |
| TeaSPoon (5 mL) | Medical |
| Total Suspended Particulate | Medical |
| Truncated Signal Peptide | Medical |
| Team Sick Puppy | Medical |
| Telecommunications Service Priority | Military and Defence |
| Transition Stakeholders Panel | Military and Defence |
| Thrift Savings Plan | Military and Defence |
| Training Support Package | Military and Defence |
| Troop Structure Program | Military and Defence |
| Test Support Package | Military and Defence |
| Threat Support Package | Military and Defence |
| Tunnel Setup Protocol | Networking |
| Temporary Storage Program | Softwares |
| Team Software Process | Softwares |
| Test Software Program | Space Science |
| Twisted Shielded Pair | Space Science |
| Tustin Sports Park | Sports |
| The Supporter Page | Sports |
| Tally Stocks Planning | Stock Exchange |
| Telecom Service Provider | Telecommunication |