| COMS | Cambridge Open Mobile System 
| Others |
| COMS | Cambridge Open Mobile Systems
| Others |
| COMS | Canadian Oriental Medical Symposium
| Others |
| COMS | Cell Occupancy Monitoring System
| Others |
| COMS | Certified Orientation and Mobility Specialist
| Others |
| COMS | Check-out the fit of my slacks!
| Others |
| COMS | City Of Manchester Stadium
| Others |
| COMS | Collaborative Ocular Melanoma Study
| Others |
| COMS | Committee on Microbiological Safety
| Others |
| COMS | Communication Ocean and Meteorological Satellite
| Others |
| COMS | Comscollaborative Ocular Melanoma Study
| Others |
| COMS | Continuous Opacity Monitoring System
| Others |
| COMS | Contractor Operation and Maintenance Services
| Others |
| COMS | Core Order Management Service
| Others |
| COMS | Crotchety Old Man Syndrome
| Others |
| COMS | Customer Online Management System
| Others |