| Acronym | Definition |
|---|
| CCTS | Commissioner for Complaints for Telecommunications Services (Canada) |
| CCTS | Call Center Test System |
| CCTS | Concrete Complete Transformer Substation (electricity) |
| CCTS | Certified Corporate Trust Specialist (American Bankers Association) |
| CCTS | Combat Crew Training Squadron |
| CCTS | Combat Crew Training School |
| CCTS | Criminal Case Tracking System (various locations) |
| CCTS | Chemung County Transit System |
| CCTS | Cumulative Career Trauma Stress |
| CCTS | Conseil Canadien sur le Tabagisme et la Santé (Canadian Council on Smoking and Health) |
| CCTS | Contractor Cost Tracking System |
| CCTS | Cervical Carcinoma, Tumor-Suppressor Gene Involved In |
| CCTS | Centers for Clinical and Translational Sciences (University of Texas Health Science Center at Houston) |
| CCTS | Computer Controlled Testing System |
| CCTS | Close Combat Training System |
| CCTS | Configuration Control Tracking System |
| CCTS | Command and Conquer: Tiberium Sun (game) |