| Rank | Abbreviation | Meaning |
|---|
| ***** | CACS | Center for Advanced Computer Studies
| |
| ***** | CACS | Center for Alaskan Coastal Studies
| |
| **** | CACS | Center for Advising and Career Services
| |
| **** | CACS | Canadian Association of Curriculum Studies
| |
| **** | CACS | Canadian Association of Cultural Studies
| |
| *** | CACS | Certificate of Advanced Counseling Studies
| |
| *** | CACS | Centro Acadêmico de Ciências Sociais
| |
| *** | CACS | Centre for Australian Cultural Studies
| |
| *** | CACS | Centre for Advanced Construction Studies
| |
| ** | CACS | California Association of College Stores
| |
| ** | CACS | Creative Arts Charter School
| |
| ** | CACS | Colorado Arts & Crafts Society
| |
| ** | CACS | Commuter Affairs and Community Service
| |
| ** | CACS | Collective Against Consensual Sanity
| |
| * | CACS | Chippewa Area Catholic Schools
| |
| * | CACS | Computational Acoustics
| |
| * | CACS | Capital Area Carcinoid Survivors
| |
| * | CACS | Canadian Anglican Cursillo Secretariat
| |
| * | CACS | Codman Academy Charter School
| |
| * | CACS | Casa Allegra Community Services
| |
| * | CACS | CARRIER ACCESS CORP.
| |
| * | CACS | Carondelet Area Community School
| |
| * | CACS | Church Association of Community Service
| |
| * | CACS | Club d'Astronomie du Collège Sismondi
| |
| * | CACS | CULUNGA ABORIGINAL COMMUNITY SCHOOL
| |