- C&A Stands for Children and Adolescents (birth to 17 years of age)
- C&A Stands for Certification and Accreditation (US DoD)
- C&A Stands for Complete and Accurate (metric)
- C&A Stands for Collection and Administration
- C&A Stands for Control and Administration
- C&A Stands for Conditions and Assumptions
- C&A Stands for Computers & Automation
- C&A Stands for Camden and Amboy Railroad
- C&A Stands for Clemens et August (European clothing brand )
- C&A Stands for Clintest and Acetest (reagent tablets)
- C&A Stands for Claims and Assessing (Australia)
- C&A Stands for Classification and Audit
- C&A Stands for Clemens & August Brenninkmeyer (Netherlands)
C&A