| TIRC | Committee on Training In Rehabilitation Counseling 
| Others |
| TIRC | Taiwan Intelligent Robotics Company
| Others |
| TIRC | Tax Incentive Review Council
| Others |
| TIRC | Technology Implementation Research Center
| Others |
| TIRC | The Investor Relations Company
| Others |
| TIRC | Thousand Islands Repeater Club
| Others |
| TIRC | Tobacco Industry Research Committee
| Others |
| TIRC | Torture Inquiry and Relief Commission
| Others |
| TIRC | Training Implementation and Research Center
| Others |
| TIRC | Tralee International Resource Centre
| Others |
| TIRC | Transportation Infrastructure Research Consortium
| Others |
| TIRC | Transportation Infrstructure Research Consortium
| Others |