| UMS | U S B Mass Storage 
| Others |
| UMS | Ultra Much Space
| Others |
| UMS | Umatilla Middle School
| Others |
| UMS | Under Main Sight
| Others |
| UMS | Under My Skin
| Others |
| UMS | Underground Music Showcase
| Others |
| UMS | Unified Messaging Service
| Others |
| UMS | Unified Messaging System
| Others |
| UMS | Unified Mycenaean State
| Others |
| UMS | Uniform Mark Scale
| Others |
| UMS | Uniform Mark Scheme
| Others |
| UMS | Uniform Mark Score
| Others |
| UMS | Uniform Mark System
| Others |
| UMS | Union Memorial School
| Others |
| UMS | Union Middle School
| Others |
| UMS | Unit Management Software
| Others |
| UMS | Unit Medical Service
| Others |
| UMS | United Medical Systems
| Others |
| UMS | United Mexican States
| Others |
| UMS | United Middle School
| Others |
| UMS | United Monolithic Semiconductors
| Others |
| UMS | Universal Mass Storage
| Others |
| UMS | Universal Measurement Spectrophotometer
| Others |
| UMS | Universal Measuring System
| Others |
| UMS | Universal Media Server
| Others |
| UMS | Universal Modding Studio
| Others |
| UMS | Universiti Malaysia Sabah
| Others |
| UMS | University Management System
| Others |
| UMS | University Musical Society
| Others |
| UMS | University of Maine System
| Others |
| UMS | University of Mississippi
| Others |
| UMS | Unmanned Machinery Space
| Others |
| UMS | Up My Street
| Others |
| UMS | Upper Memory Specification
| Others |
| UMS | Upper Midwest Sprint Car Series
| Others |
| UMS | Urban Mobility Scorecard
| Others |
| UMS | Urban Mobility Systems
| Others |
| UMS | Urban Music Showcase
| Others |
| UMS | Urbana Middle School
| Others |
| UMS | Urine Monitoring System
| Others |
| UMS | Usb Mass Storage
| Others |
| UMS | Usb Mass Stroage
| Others |
| UMS | Use Map Settings
| Others |
| UMS | Useless Motivational Slogan
| Others |
| UMS | User Management System
| Others |
| UMS | User Messaging Service
| Others |
| UMS | User Mode Scheduler
| Others |
| UMS | User Mode Scheduling
| Others |
| UMS | UTACCS Message System
| Others |
| UMS | Utility Management Solutions
| Others |
| UMS | Uwharrie Middle School
| Others |