| Acronym | Definition |
|---|
| CMCC | Canadian Memorial Chiropractic College (Ontario, Canada) |
| CMCC | Central Maine Community College (Auburn, ME) |
| CMCC | China Mobile Communications Corporation |
| CMCC | Charleston Metro Chamber of Commerce (North Charleston, SC) |
| CMCC | Canadian Music Creators Coalition |
| CMCC | Canadian Museum of Civilization Corporation (Quebec, Canada) |
| CMCC | Columbia Metropolitan Convention Center (Columbia, SC) |
| CMCC | Charlotte Maxwell Complementary Clinic (California) |
| CMCC | Convención Marco Sobre el Cambio Climático (Spanish) |
| CMCC | Council-Certified Moisture Control Consultant (American Council for Accredited Certification) |
| CMCC | Chiang Mai Community Church (Thailand) |
| CMCC | California Mapping Coordinating Committee |
| CMCC | Cisco Mainframe Channel Connection |
| CMCC | Central Maryland Christian Church (Ellicott City, MD) |
| CMCC | Certified Motivational Career Coach |
| CMCC | Crystallography Made Crystal Clear |
| CMCC | Classified Material Control Center |
| CMCC | Cape May County Chamber (New Jersey) |
| CMCC | Corps Movement Control Center |
| CMCC | Computer Memory Confidence Check |
| CMCC | California Minor Crops Council |
| CMCC | Consulting and Management Competence Centre (Germany) |
| CMCC | Centre for Mycorrhizal Culture Collection |
| CMCC | Centre Militaire de Contrôle et de Coordination (French: Military Center of Control and Coordination) |
| CMCC | Central Management Communication Control |
| CMCC | Conception Montage Commercialisation Communication (French: Design Installation Marketing Communication) |
| CMCC | Certification Maintenance Coordination Committee |
| CMCC | Chip Monolithic Ceramic Capacitor |
| CMCC | Clondalkin Motorcycle Club (Dublin, Ireland; est. 1971) |