| TACS | Tactical Air Combat Simulator 
| Others |
| TACS | Tactical Air Control System
| Others |
| TACS | tal Anterior Circulation Syndrome
| Others |
| TACS | Tamarack Active Camber Surfaces
| Others |
| TACS | Taste Attractiveness Creativity and Style
| Others |
| TACS | Taxing Authority Consulting Services
| Others |
| TACS | Technical Assistance For Community Services
| Others |
| TACS | Telephone Access Customer Satisfaction
| Others |
| TACS | Tennessee Association of Christian Schools
| Others |
| TACS | Terminal Access Conversion Service
| Others |
| TACS | Texas Association of Community Schools
| Others |
| TACS | The Addictions Counselling Service
| Others |
| TACS | The Anthony Cumia Show
| Others |
| TACS | Theater Air Control System
| Others |
| TACS | Theoretical Aspects Of Computer Software
| Others |
| TACS | Tiles and Architectural Ceramics Society
| Others |
| TACS | Tiontravel Agent Commission Settlement
| Others |
| TACS | Total Access Cellular System
| Others |
| TACS | Total Access Communication System
| Others |
| TACS | Total Access Communications System
| Others |
| TACS | Total Access Communications Systems
| Others |
| TACS | Total Area Control System
| Others |
| TACS | Toyota Active Control Suspension
| Others |
| TACS | Toyota Advanced Control System
| Others |
| TACS | Toyota Avanza Car Club Sarawak
| Others |
| TACS | Training And Certification System
| Others |
| TACS | Training And Consultancy Services
| Others |
| TACS | Trans Am Club of Sweden
| Others |
| TACS | Transcranial alternating current stimulation
| Others |
| TACS | Transient Analysis of Control System
| Others |
| TACS | Travel Agent Commission Settlement
| Others |
| TACS | Traverse Area Community Sailing
| Others |