MCLS
| Acronym | Definition |
|---|---|
| MCLS | Mucocutaneous Lymph Node Syndrome |
| MCLS | Monroe County Library System (New York and Michigan) |
| MCLS | Metropolitan Cooperative Library System (Los Angeles, CA, USA) |
| MCLS | Massachusetts Correctional Legal Services, Inc. |
| MCLS | Malaria Commodities Logistics System (Nigeria) |
| MCLS | Mobilization Cross-Leveling System |
| MCLS | Middlesex County Legal Services (New Brunswick, NJ) |