| T·kiye Bilisim Dernegi | Academic & Science |
| Triazabicyclodecene | Academic & Science |
| Türkiye Bilişim Derneği | Academic & Science |
| Two Bed Doors | Academic & Science |
| Timbiqui | Airport Code |
| To Be Delegated | Business |
| To Be Dictated | Business |
| T·kiye Bilisim Dernegi (Turkish Informatics Society) | Business |
| Tehrani Baylis Design | Business |
| The Beauty Department | Business |
| To Be Developed | Business |
| Türkiye Bilişim Derneği (Turkish Informatics Society) | Business |
| Transatlantic Business Development | Business |
| Ten Bulls Design | Business |
| Technology Business and Design | Business |
| The Big Dog | Business |
| To Be Discussed | Business Management |
| T. Baldwin Demerest School | Community |
| Tallwood's Best Days | Community |
| To Be Discontinued | Community |
| Task-Based Development | Community |
| To be Determined | Computer and Networking |
| To Be Designed | Computing |
| Technology Behaviour Data | Computing |
| Tape Backup Device | Computing |
| Transmit Buffer Descriptor | Computing |
| To Be Destroyed | Computing |
| T Baldwin Demerest | General |
| Tracking By Detection | General |
| The Bad Dumbo | General |
| The Black Donnellys | General |
| Two Big D*cks | General |
| Timnado Brillocane Dengquake | General |
| Teaching By Design | General |
| The Boring Dog | General |
| The Bad Day | General |
| to be determined to be decided | General |
| Twin Brake Disc | General |
| Truck and Bus Division | General |
| To Be Determined/Decided | General |
| To Be Defined | General |
| To Be Done | General |
| tal Body Dolor | General |
| Tim Britton Decides | General |
| To Be Destined | General |
| Tornados Besiege District | General |
| The Bridge District | General |
| Tacos Burritos and Daisies | General |
| The Big Day | General |
| Transactions on Big Data | General |
| Torpedo Boat Destroyer | Governmental |
| Transportation Benefit District | Governmental |
| Two Bodies, Dead | Governmental |
| Too Bad to Divulge | Governmental |
| Transfer Before Delivery | Governmental |
| TELIBANDHA | Indian Railway Station |
| To Be Declared | Internet |
| Tick Borne Diseases | Medical |
| Tick Borne Disease | Medical |
| Trauma Medicine Division | Military and Defence |
| Torpedo Bomber Douglas (devastator, World War Ii Naval Aircraft) | Military and Defence |
| Tampa Bay Devil Rays | Sports |
| Track-Before-Detect | Technology |
| To Be Decided | Telecommunication |
| Three Bridges | Transport & Travel |
| Timbiqui Airport | Transport & Travel |
