CCM
- CCM (bicycle company)
- CCM (ice hockey)
- CCM Airlines
- CCM Magazine
- CCM mode
- CORBA Component Model
- Caja Castilla-La Mancha
- Calcium concentration microdomains
- Cape Cod Mall
- Cardiac contractility modulation
- Cardinal Courier Media
- Catherine Cortez Masto
- Celestial Classic Movies
- Center for Countermeasures
- Central Coast Mariners FC
- Cerebral cavernous malformation
- Certified Consulting Meteorologist
- Chama Cha Mapinduzi
- City College of Manila
- Clews Competition Motorcycles
- Climate change mitigation
- Combatant Craft Medium
- Combined Cipher Machine
- Command Chief Master Sergeant
- Community Climate System Model
- Constrained conditional model
- Construction Management Association of America
- Contemporary Christian music
- Contemporary classical music
- Contemporary commercial music
- Convention on Cluster Munitions
- Convergent cross mapping
- Core Cabin Module
- Council of Churches of Malaysia
- County College of Morris
- Cubic centimetre
- Customer communications management
- Macao Cultural Centre
- Photosynthesis
- System Center Configuration Manager
- University of Cincinnati – College-Conservatory of Music