| MCRA | Macomb County Referee Association 
| Others |
| MCRA | Managed Care Risk Association
| Others |
| MCRA | Maryland Court Reporters Association
| Others |
| MCRA | Mason County Recreation Area
| Others |
| MCRA | Massachusetts Civil Rights Act
| Others |
| MCRA | Massachusetts Court Reporters Association
| Others |
| MCRA | Masters Cycle Racing Association
| Others |
| MCRA | Meade Counterweight Rail Adapter
| Others |
| MCRA | Mentored Clinical Research Award
| Others |
| MCRA | Michigan Canoe Racing Association
| Others |
| MCRA | Michigan Crisis Response Association
| Others |
| MCRA | Microsoft Cloud Reseller Agreement
| Others |
| MCRA | Microsoft Cybersecurity Reference Architecture
| Others |
| MCRA | Midwest Cafe Racing Association
| Others |
| MCRA | Midwest Cleaning and Restoration Association
| Others |
| MCRA | Mingo County Redevelopment Authority
| Others |
| MCRA | Minnesota Cancer
| Others |
| MCRA | Minnesota Cancer Registrars Association
| Others |
| MCRA | Mississippi Court Reporters Association
| Others |
| MCRA | Missouri Court Reporters Association
| Others |
| MCRA | Modern Coral Reef Aquarium
| Others |
| MCRA | Montana Collision Repair Association
| Others |
| MCRA | Montana Court Reporters Association
| Others |
| MCRA | Monte Carlo Risk Assessment
| Others |
| MCRA | Montgomery County Revenue Authority
| Others |
| MCRA | Musculoskeletal Clinical Regulatory Advisers
| Others |
| MCRA | Musculoskeletal Clinical Regulatory Advisors
| Others |
| MCRA | Myosin Cross Reactive Antigen
| Others |