| Abbreviation | Definition |
|---|---|
| CSVM | Cruden Simulink Vehicle Model |
| CSVT | Central Susquehanna Valley Transportation |
| CT | Cruiser Trailer |
| CTA | Canadian Transportation Agency |
| CTA | Center for Transportation Analysis |
| CTA | Chicago Transit Authority |
| CTA | Controlled Time of Arrival |
| CTAA | Community Transportation Association of America |
| CTAC | Chemical Transportation Advisory Committee |
| CTAC | Citizens Transportation Advisory Committee |
| CTAF | Common Traffic Advisory Frequency |
| CTAG | Citizens' Transportation Advisory Group |
| CTAG | Community Transportation Advisory Group |
| CTAS | Center Terminal Arrival Sequencing |
| CTAS | Center Tracon Automation System |
| CTAV | Community Transportation Association of Virginia |
| CTB | Commonwealth Transportation Board |
| CTC | California Transportation Commission |
| CTC | Centralized Traffic Control |
| CTC | Clermont Transportation Connection |