CIA usually refers to the Central Intelligence Agency, a civilian agency of the United States government. CIA may also refer to: Educational institutions:

Changi International Airport, in Singapore

Certified Internal Auditor, a professional designation in the field of accounting

Cardiff International Airport, in Cardiff, Wales, U.K

Calgary International Airport, in Calgary, Alberta, Canada

Courtauld Institute of Art, a college of the University of London specialising in art history

Culinary Institute of America, a culinary school located in Hyde Park, New York, U.S.

Complex Interface Adapter, an integrated circuit made by MOS Technology

Celestial Intervention Agency, fictional organization from the Doctor Who TV series

Ciampino Airport (IATA airport code: CIA), in Rome, Italy

Cleveland Institute of Art, a private art and design college in Cleveland, Ohio, U.S.

Common iliac artery, in human biology

Comedic Improvisation Alliance, North Carolina State University's improvisational comedy group

Creators of Intense Art, a nonprofit computer art organization

Chartered Institute of Arbitrators, professional membership organization based in London, England

C.I.A. Records, a record label

Colorado Institute of Art, currently known as The Art Institute of Colorado, a private college in Denver, Colorado, U.S.

Confédération Internationale des Accordéonistes, a member of the International Music Council

Cardiff International Arena, in Cardiff, Wales

C.I.A. (group) a rap group from the 1980s, precursor to N.W.A.

Canadian Institute of Actuaries, national organization of the actuarial profession

Cumbria Institute of the Arts, an educational institution in Carlisle, Northern England

CAN in Automation, an international organization that develops and supports CAN-based higher-layer protocols