CCA can refer to:
- ICAO callsign for Air China
- California Charter Academy
- California College of the Arts
- California Culinary Academy
- Canadian Canoe Association
- Canadian Cascade Arc
- Canadian Cat Association
- Canadian Centre for Architecture
- Canadian Chiropractic Association
- Canadian Council on Africa
- Canadian Comedy Awards
- Canadian Cricket Association
- Canadian Curling Association
- Canadian Cycling Association
- Canonical correlation analysis
- Canonical correspondence analysis, a variation of correspondence analysis
- Canyon Crest Academy
- Cape Cod Academy
- Capital Consumption Allowance
- Capital Cost Allowance
- Catholic Campaign for America
- CCA Glasgow
- Challenge Coin Association
- Chandigarh College of Architecture
- Chartered Certified Accountant (Designatory letters ACCA or FCCA)
- Chartered Cost Accountant
- Central Connect Airlines
- Center for Contemporary Art Kitakyushu (CCA), Kitakyushu
- Centre for Curating the Archive
- Child Citizenship Act of 2000
- Children's Craniofacial Association
- China Cotton Association
- Chinese Chess Association
- Chosen-ciphertext attack
- Cholangiocarcinoma
- Christian Coalition of America
- Christian Conference of Asia
- Chromated copper arsenate
- Circuit Card Assembly
- Cisco Clean Access
- Civil Contingencies Act 2004
- Client commission agreement
- Climate Change Agreement
- Clinger–Cohen Act
- Coastal Conservation Association
- Coca-Cola Amatil
- Co-Curricular Activities
- Cold cranking amperes, a measurement on a vehicle battery
- Combatant Clergy Association, an opposition party in Iran
- Comics Code Authority
- Common Component Architecture
- Community Choice Aggregation
- Community Conservation Areas
- Compañía Colombiana Automotriz
- Computer-related Crime Act of 2007 (Thailand), see Internet censorship in Thailand
- Concerned Children's Advertisers
- Conference of Consulting Actuaries
- Connected Component Analysis
- Consumer Credit Act 1974 (UK)
- Copper-clad aluminium wire
- Cornerstone Christian Academy (disambiguation)
- Corporate Council on Africa
- Corrections Corporation of America
- Council of Canadian Academies
- Court of Criminal Appeal
- Covenant Christian Academy
- Cruising Club of America
- Currency Creek Arboretum
- Cyclic cellular automaton