| CMCS | Calvary Murrieta Christian Schools 
| Others |
| CMCS | Cambrian Medieval Celtic Studies
| Others |
| CMCS | Cardinal McCloskey Community Services
| Others |
| CMCS | Case Management Control System
| Others |
| CMCS | Cash Management Control System
| Others |
| CMCS | Catholic Men Chicago Southland
| Others |
| cmcs | Center for Medicaid and CHIP Services
| Others |
| CMCS | Central Maine Cold Storage
| Others |
| CMCS | Central Maintenance Computer System
| Others |
| CMCS | Central Management Control System
| Others |
| CMCS | Central Mercantile Collection Services
| Others |
| CMCS | Central Minnesota Christian School
| Others |
| CMCS | Centre for Media and Celebrity Studies
| Others |
| CMCS | Certified Master of Career Services
| Others |
| CMCS | Chair of Modelling and Scientific Computing
| Others |
| CMCS | Chinese Multi-Provincial Cohort Study
| Others |
| CMCS | Classic Mustang Club Sweden
| Others |
| CMCS | Coalgebraic Methods in Computer Science
| Others |
| CMCS | Coastal Montessori Charter School
| Others |
| CMCS | Collaboration Management and Control Solutions
| Others |
| CMCS | Commerce Management and Computer Science
| Others |
| CMCS | Community Magnet Charter School
| Others |
| CMCS | Compliance Management and Configuration Service
| Others |
| CMCS | Computer Mediated Communications Systems
| Others |
| CMCS | Construction Mechanic Senior Chief Petty Officer
| Others |
| CMCS | Cooperative Managed Care Services
| Others |
| CMCS | Core Management And Control System
| Others |
| CMCS | Corvette Marque Club of Seattle
| Others |
| CMCS | Countryside Montessori Charter School
| Others |