| Acronym | Definition |
|---|
| MSCC | Motlow State Community College (Lynchburg, TN) |
| MSCC | Mauritius Software Craftsmanship Community |
| MSCC | Morgan Sports Car Club |
| MSCC | Mount St. Clare College (now Ashford University; Clinton, IA) |
| MSCC | Medicare Set-Aside Consultant Certified (Commission on Health Care Certification) |
| MSCC | Mid-Stream Clean Catch (urine specimen collection) |
| MSCC | Motorcycle Safety Consultative Committee (Australia) |
| MSCC | Monroe Senior Citizens Center (Monroe, Michigan) |
| MSCC | Manila Sports Car Club |
| MSCC | Mission Springs Community Church (Fremont, CA) |
| MSCC | Mazda Sports Car Club |
| MSCC | Medical Speech Pathology Council of California |
| MSCC | Modeling and Simulation Coordination Center (now MSOSA) |
| MSCC | Mid-Somerset Community Church (Glastonbury, Somerset, UK) |
| MSCC | Millisecond Catalytic Cracker |
| MSCC | Master-Slave Connection Circuit |
| MSCC | Marin Senior Coordinating Council |
| MSCC | Multiple Service Credit Control (Diameter Credit Control Application) |
| MSCC | Midwest Sports Car Club of Chicago (est. 1948) |