- CAAA stands for Clean Air Act Amendments of 1990
- CAAA stands for Canadian Academic Accounting Association (Ontario, Canada)
- CAAA stands for Cal Aggie Alumni Association (University of California, Davis)
- CAAA stands for California Applicants’ Attorneys Association
- CAAA stands for Commission on African American Affairs (Washington)
- CAAA stands for Crane Army Ammunition Activity
- CAAA stands for Comprehensive Anti-Apartheid Act
- CAAA stands for Cornell Asian Alumni Association (Cornell University; Ithaca, NY)
- CAAA stands for California Agricultural Aircraft Association
- CAAA stands for Context-Aware, Adaptive Application
- CAAA stands for Commuter Airline Association of America
- CAAA stands for Clean Air Act Authority
- CAAA stands for Canadian Association of Advertising Agencies
- CAAA stands for Chinese American Abacus Association
- CAAA stands for Composers, Authors, and Artists of America
- CAAA stands for Coherent Adaptive Antenna Array
CAAA