| OMS | A Old Maintenance System 
| Others |
| OMS | Master System
| Others |
| OMS | O Mei Shan
| Others |
| OMS | Oakbrook Middle School
| Others |
| OMS | Oakdale Middle School
| Others |
| OMS | Oakland Middle School
| Others |
| OMS | Object Management System
| Others |
| OMS | Object Messaging Service
| Others |
| OMS | Object Modeling System
| Others |
| OMS | Object Modelling System
| Others |
| OMS | Observer Management Server
| Others |
| OMS | Obsidian Middle School
| Others |
| OMS | Occupant Monitoring System
| Others |
| OMS | Occupational Medical Service
| Others |
| OMS | Occupational Medicine Services
| Others |
| OMS | Ocean Management Systems
| Others |
| OMS | Ocoee Middle School
| Others |
| OMS | Octahedral Molecular Sieve
| Others |
| OMS | Odorless Mineral Spirit
| Others |
| OMS | Offender Management System
| Others |
| OMS | Offer Management System
| Others |
| OMS | Office Mail Server
| Others |
| OMS | Office Mobile Service
| Others |
| OMS | Office of MaineCare Services
| Others |
| OMS | Office of Mission Support
| Others |
| OMS | Offshore Marine Services
| Others |
| OMS | Oh My Sock
| Others |
| OMS | Okemo Mountain School
| Others |
| OMS | Oklahoma Microscopy Society
| Others |
| OMS | Old Mill Stream Toastmasters Club
| Others |
| OMS | Oliver Middle School
| Others |
| OMS | Olson Middle School
| Others |
| OMS | Olympic Messaging System
| Others |
| OMS | Oman Motor Show
| Others |
| OMS | Omic and Multidimensional Spatial
| Others |
| OMS | On My Side
| Others |
| OMS | On My Stereo
| Others |
| OMS | OncoSec Medical System
| Others |
| OMS | One Mission Society
| Others |
| OMS | Onieda Middle School
| Others |
| OMS | Online Maid Services
| Others |
| OMS | Online Marketing Summit
| Others |
| OMS | Online Mass Storage
| Others |
| OMS | Online Master of Science
| Others |
| OMS | Online Matching System
| Others |
| OMS | Online Membership System
| Others |
| OMS | Online Merchandise Sales
| Others |
| OMS | Online Merchant Services
| Others |
| OMS | Online Music Stores
| Others |
| OMS | Ontario Ministry of Transportation
| Others |
| OMS | Ontario Motor Speedway
| Others |
| OMS | Ooltewah Middle School
| Others |
| OMS | Ooltewah Middle School's
| Others |
| OMS | Oosterhout Modal Shift
| Others |
| OMS | Opel Motorsport
| Others |
| OMS | Open Media Streaming
| Others |
| OMS | Open Metering System
| Others |
| OMS | Open Midi System
| Others |
| OMS | Open Mission Systems
| Others |
| OMS | Open Mobile System
| Others |
| OMS | Open Modified Series
| Others |
| OMS | Open Music System
| Others |
| OMS | Open Vms Management Station
| Others |
| OMS | Operational Management Suite
| Others |
| OMS | Operational Mode Summary
| Others |
| OMS | Operations Management Service
| Others |
| OMS | Operations Management Software
| Others |
| OMS | Operations Management Suite
| Others |
| OMS | Operations Management System
| Others |
| OMS | Optical Manufacturing Solution
| Others |
| OMS | Optical Mapping System
| Others |
| OMS | Optical Mass Spectroscopy
| Others |
| OMS | Optical Measurement Systems
| Others |
| OMS | Optical Metrology Services
| Others |
| OMS | Optical Multiplex Section
| Others |
| OMS | Optimization Methods and Software
| Others |
| OMS | Options Margining System
| Others |
| OMS | Optometric Medical Solutions
| Others |
| OMS | Or Maybe Socks
| Others |
| OMS | Oracle Management Server
| Others |
| OMS | Oracle Management System
| Others |
| OMS | Oracle Media Server
| Others |
| OMS | Oracle Method Stan
| Others |
| OMS | Oracle Method Standard
| Others |
| OMS | Oral and Maxillofacial Surgeons
| Others |
| OMS | Oral Maxillofacial Surgery
| Others |
| OMS | Orbital Maneuvering System
| Others |
| OMS | Orbital manuevering system
| Others |
| OMS | Orchard Middle School
| Others |
| OMS | Order Management System
| Others |
| OMS | Orefield Middle School
| Others |
| OMS | Oregon Mini Society
| Others |
| OMS | Oregon Mycological Society
| Others |
| OMS | Organisation Mondiale de la Santé
| Others |
| OMS | Organisations Management Service
| Others |
| OMS | Organization and Management Studies
| Others |
| OMS | Organization Management System
| Others |
| OMS | Organization of MISO States
| Others |
| OMS | Organizational Maintenance Squadron
| Others |
| OMS | Organizational Memory System
| Others |
| OMS | Osseo Middle School
| Others |
| OMS | Osteopathic Medical School
| Others |
| OMS | Ostomy Management Specialist
| Others |
| OMS | Otologic Management Services
| Others |
| OMS | Ottoson Middle School
| Others |
| OMS | Outage Management System
| Others |
| OMS | Outlaw Motor Speedway
| Others |
| OMS | Output Management System
| Others |
| OMS | Overcoming Multiple Sclerosis
| Others |
| OMS | Overlook Middle School
| Others |
| OMS | Owensboro Middle School
| Others |
| OMS | Ownership Management System
| Others |
| OMS | Oxford Medical Simulation
| Others |
| OMS | Oxford Middle School
| Others |
| OMS | Vyapin Office 365 Management Suite
| Others |