| ACMS | Academic Catalog Management System 
| Others |
| ACMS | Acquisition and Contract Management System
| Others |
| ACMS | Active Content Management System
| Others |
| ACMS | Adams City Middle School
| Others |
| ACMS | Advanced Combat Man System
| Others |
| ACMS | Adventist Church Management System
| Others |
| ACMS | Agency Client Management System
| Others |
| ACMS | Aircraft Condition Monitor System
| Others |
| ACMS | Aircraft Condition Monitoring System
| Others |
| ACMS | Aircraft Condition Monitoring System (also: DFDAU, DMU, FDAM)
| Others |
| ACMS | Alachua County Medical Society
| Others |
| ACMS | Alder Creek Middle School
| Others |
| ACMS | All City Management Services
| Others |
| ACMS | Allegheny County Medical Society
| Others |
| ACMS | Allofe Construction Management System
| Others |
| ACMS | Alternative Care Management System
| Others |
| ACMS | Alternative Comedy Memorial Society
| Others |
| ACMS | American Canyon Middle School
| Others |
| ACMS | American Center for Mongolian Studies
| Others |
| ACMS | American Chinese Medical Society
| Others |
| ACMS | American College of Mohs Surgery
| Others |
| ACMS | Andover Central Middle School
| Others |
| ACMS | Animal Cruelty Must Stop
| Others |
| ACMS | Anne Chesnutt Middle School
| Others |
| ACMS | Antelope Crossing Middle School
| Others |
| ACMS | Application Control and Management System
| Others |
| ACMS | Application Control Management System
| Others |
| ACMS | Applied and Computational Mathematics and Statistics
| Others |
| ACMS | Aquaculture Catchment Management Services
| Others |
| ACMS | Arbor Creek Middle School
| Others |
| ACMS | ARDEX Concrete Management Systems
| Others |
| ACMS | Army College of Medical Sciences
| Others |
| ACMS | Art Collection Management System
| Others |
| ACMS | Artaria Chamber Music School
| Others |
| ACMS | Asa Clark Middle School
| Others |
| ACMS | Associated Clan Macleod Societies
| Others |
| ACMS | Association of Certified Marine Surveyors
| Others |
| ACMS | Association of Christians in the Mathematical Sciences
| Others |
| ACMS | Astute Combat Management System
| Others |
| ACMS | Athens City Middle School
| Others |
| ACMS | Athens Community Music School
| Others |
| ACMS | Athey Creek Middle School
| Others |
| ACMS | Atlanta Charter Middle School
| Others |
| ACMS | Atomic Controlfile Memory Service
| Others |
| ACMS | Auditorium Chamber Music Series
| Others |
| ACMS | Australian Clay Minerals Society
| Others |
| ACMS | Australian Computer Museum Society
| Others |
| ACMS | Automated Configuration Management System
| Others |
| ACMS | Automatic Channel Memory System
| Others |
| ACMS | Automovil Club Madrid Sport
| Others |