| Abbreviation | Definition |
|---|---|
| TIMS | Transportation Information Mapping System |
| TIMS | Transportation Injury Mapping System |
| TIMS | Travel Information Management Services |
| TIMS | Traveler Information Management System |
| TIP | To Insure Promptness |
| TIP | Transportation Improvement Plan |
| TIP | Transportation Improvement Program |
| TIP | Transportation Incentive Program |
| TIPS | Trunk Inventory Provisioning System |
| TIPU | Transportation Information and Public Utilites |
| TIPU | Transportation Information and Public Utilities |
| TIR | Transports Internationaux Routiers |
| TIR | Trucker's Interchange Receipt |
| TIRC | Transportation Infrastructure Research Consortium |
| TIRC | Transportation Infrstructure Research Consortium |
| TIRES | Transportation Interface and Reporting System |
| TIS | Transport Innovation And Systems |
| TIS | Transportation Impact Study |
| TIS | Transportation Innovation Systems |
| TIS | Travel Information System |