- CADAC stands for Computational Astrophysics Data Analysis Center (University of California, San Diego)
- CADAC stands for Colchester and District Archery Club (UK)
- CADAC stands for City Anti-Drug Abuse Council (Philippines)
- CADAC stands for Cranbrook and District Angling Club (Cranbrook, Kent, England, UK)
- CADAC stands for Computer Aided Design of Aerospace Concepts
- CADAC stands for Certified Alcohol and Drug Addiction Counselor
CADAC