| Acronym | Definition |
|---|
| CTTC | California Travel and Tourism Commission |
| CTTC | Computer Technology Training Center |
| CTTC | Canadian Toy Testing Council |
| CTTC | California Turtle and Tortoise Club |
| CTTC | Cartridge Tape Transport Controller |
| CTTC | Centre de Transfert de Technologies Céramiques |
| CTTC | Coach Tourism & Transport Council (Ireland) |
| CTTC | Cut to the Chase |
| CTTC | CentreTransTeleCom (Moscow, Russia) |
| CTTC | California Telehealth and Telemedicine Center |
| CTTC | Chinese Technology Translation Centre |
| CTTC | Charlotte Track and Triathlon Club |
| CTTC | Corporate Technical Training Center (UCAR) |
| CTTC | Clemson Track and Trail Club |
| CTTC | Climb to the Clouds |
| CTTC | College Terrace Traffic Calming Task Force |
| CTTC | Council Transportation and Telecommunications Committee |
| CTTC | Clinical Trials Training Course |
| CTTC | Christ to the Cults (ministry) |
| CTTC | Centre for Timber Technology and Construction |
| CTTC | Cell Therapy Technologies Centre Limited |
| CTTC | Connecticut Teacher Technology Competencies |
| CTTC | Canadian Technical Training Corps |
| CTTC | Copper To The Curb |
| CTTC | Cyber Teacher Training Center |
| CTTC | Consortium for Technology in Teaching Chemistry |
| CTTC | Counter Terrorism Technology Center (Canada) |
| CTTC | China Textile City (Shanghai) |
| CTTC | Cape Town Teachers' Centre |
| CTTC | Chisholm Trail Technology Center |
| CTTC | Center for Traditional Textiles in Cusco |
| CTTC | Communication Theory and Technology Consultants |
| CTTC | Central Texas Trike Club |
| CTTC | Central Tool Room and Training Center (Calcutta, India) |
| CTTC | Central Texas Telephone Cooperative |
| CTTC | College Terrace Traffic Committee |
| CTTC | Connecticut Track Club |
| CTTC | Canadian Turkish Trade Centre |
| CTTC | Closer to the Corrs (fan site) |
| CTTC | Center Track Time Code |
| CTTC | Centre de Transfert de Technologies de Charleroi (Belgium) |
| CTTC | Centre for Tick and Tick-borne Disease Control |
| CTTC | Carpal Tunnel Treatment Center |
| CTTC | Chanute Technical Training Center |
| CTTC | China Transportation Telecommunication Center |
| CTTC | California Tip Toppers Tall Club |
| CTTC | Cheltenham Table Tennis Club |
| CTTC | Common Tests Technical Committee |
| CTTC | Call Them to Confirm |
| CTTC | China Trade and Travel Consultancy |
| CTTC | Technological Centre of Telecommunications of Catalonia |
| CTTC | Clinical Trauma Trials Committee |
| CTTC | Consistency of Treatment through Team Communication |
| CTTC | Clinical Trials Group of Trauma Association of Canada |
| CTTC | California Tourism and Trade Commission |
| CTTC | Chicago Title and Trust Company |
| CTTC | Critical Task Training List |
| CTTC | Community Transition Training Center |
| CTTC | Computer Training & Testing Center (Karachi, Pakistan) |