CFA
- Adobe Premiere Pro
- CFA Institute
- CFA franc
- California Faculty Association
- Call for abstracts
- Campaign for Accountability
- Canadian Film Awards
- Canadian Football Act
- Canadian Forestry Association
- Canadian Fraternal Association
- Cape Field Artillery
- Carinthian Farmers' Association
- Carnegie Mellon College of Fine Arts
- Cat Fanciers' Association
- Catfish Dispute
- Ceasefire
- Center for Inquiry
- Championnat de France Amateur
- Championnat de France Amateur (1935–1971)
- Chartered Financial Analyst
- Chemins de Fer Armoricains
- Chick-fil-A
- China Flying Dragon Aviation
- China Futures Association
- Chinese Football Association
- Code for America
- College Football Association
- Color filter array
- Common femoral artery
- Compact of Free Association
- CompactFlash Association
- Compagnie Française d'Aviation
- Complete Freund's adjuvant
- Conditional fee agreement
- Confirmatory factor analysis
- Consumer Federation of America
- Consumers' Federation of Australia
- Continuous flight augering
- Continuous flow analysis
- Control flow analysis
- Country Fire Authority
- County football association
- Crossed field antenna
- Crossed-field amplifier
- Current-feedback operational amplifier
- Cyprus Football Association
- Etihad Campus
- Harvard–Smithsonian Center for Astrophysics
- Hong Kong Court of Final Appeal
- National Company for Rail Transport
- United States Commission of Fine Arts