| DMCS | Data Mapping Control System 
| Others |
| DMCS | DEC Multinational Character Set
| Others |
| DMCS | Deluxe Music Construction Set
| Others |
| DMCS | Department of Marine and Coastal Sciences
| Others |
| DMCS | Department of Mathematics and Computer Science
| Others |
| DMCS | Department of Microelectronics and Computer Science
| Others |
| DMCS | Des Moines Christian School
| Others |
| DMCS | Digital Media Commerce Service
| Others |
| DMCS | Director of the Marine Corps Staff
| Others |
| DMCS | Discrete Models for Complex Systems
| Others |
| DMCS | Distributed Media Control System
| Others |
| DMCS | Diversity Management and Compliance System
| Others |
| DMCS | Divine Mercy Catholic School
| Others |
| DMCS | Dixon Montessori Charter School
| Others |
| DMCS | Document and Material Control System
| Others |
| DMCS | Document Management Control System
| Others |
| DMCS | Domestic Mail Classification Schedule
| Others |
| DMCS | Dumai Medan Cable System
| Others |
| DMCS | Dumai-Melaka Cable System
| Others |
| DMCS | Illustrator Draftsman Senior Chief Petty Officer
| Others |