| CASS | Cabin Auto Salon Sydney 
| Others |
| CASS | California Agricultural Statistics Service
| Others |
| CASS | Canadian Asian Student Society
| Others |
| CASS | Cargo Account Settlement Systems
| Others |
| CASS | Cargo Accounts Settlement System
| Others |
| CASS | Cascaded Analysis of Syntactic Structure
| Others |
| Cass | Cassette
| Others |
| CASS | Catholic Asian Student Society
| Others |
| CASS | Catholic Asian Students Society
| Others |
| CASS | Center for AMEDD Strategic Studies
| Others |
| CASS | Center for Astrophysics and Space Sciences
| Others |
| CASS | Center for Astrophysics Space Sciences
| Others |
| CASS | Central Applicant Self Service
| Others |
| CASS | Central Arizona Shelter Services
| Others |
| CASS | Certification and Accreditation Support System
| Others |
| CASS | Chinese Academy of Social Sciences
| Others |
| CASS | CITE (Cargo Integration Test Equipment) Augmentation Support System
| Others |
| CASS | Clear Answers Smart Solutions
| Others |
| CASS | Club Audi Sport Suisse
| Others |
| CASS | Coding Accuracy and Support System
| Others |
| CASS | Coding Accuracy Support System
| Others |
| CASS | College of Arts and Social Sciences
| Others |
| CASS | Commercial Aviation Safety Survey
| Others |
| CASS | Common ABCS (Army Battle Command System) Support Software
| Others |
| CASS | Common ATCCS Support Software
| Others |
| CASS | Company for Advanced Supercomputing Solutions
| Others |
| CASS | Comprehensive Acoustic System Simulation
| Others |
| CASS | Computer Automated Security System
| Others |
| CASS | Computer Automated Surveillance System
| Others |
| CASS | Connected Autonomous Sensing Service
| Others |
| CASS | Consolidated Automated Support System
| Others |
| CASS | Continuous Analysis and Surveillance System
| Others |
| CASS | Contributing to Australian Scholarship and Science
| Others |
| CASS | Cooperative Association of States for Scholarship
| Others |
| CASS | Cooperative Association of States for Scholarships
| Others |
| CASS | Course Administration System Solution
| Others |
| CASS | Custom Application Subscription Services
| Others |
| CASS | Cyclic Activated Sludge System
| Others |