CIA (disambiguation)
CIA is a TLA that can be used to refer to:
- Calgary International Airport
- Canadian Institute of Actuaries
- Cardiff International Arena in Wales
- Celestial Intervention Agency from Doctor Who
- Central Intelligence Agency in the United States
- Certified Internal Auditor, a professional designation granted by the Institute of Internal Auditors
- Ciampino Airport
- Cleveland Institute of Art
- Clow International Airport, in Bolingbrook, Illinois
- Colorado Institute of Art
- Concerned Indian Americans, an early name for the organization American Indian Movement
- Culinary Institute of America
- Cumulative Impact Assessment
- C.I.A., a rap music group
- Certified Internal Auditor, a professional designation granted by the Institute of Internal Auditors