English abbreviations from ume to umo
- UME (Umeå City Airport)
- UMECRA (Upper Midwest Endurance and Competitive Rides Association)
- UMES (University of Maryland Eastern Shore)
- UMESD (Umatilla Morrow Education Service District)
- UMF (User Message Format)
- UMFK (University Of Maine at Fort Kent)
- UMG (Ultimate Memory Guide)
- UMH (Universidad Miguel Hernández)
- UMHB (University of Mary Hardin - Baylor)
- UMI (U.S. Minor Outlying Islands (ISO 3166 trigram))
- UMIB (Urgent Marine Information Broadcast)
- UMINN (University of Minnesota)
- UMIST (University of Manchester Institute of Science and Technology)
- UMITS (University of Miami Information Technology Security)
- UMJ (United for a Multicultural Japan)
- UMK (Uniwersytet Mikołaja Kopernika (Polish "Nicolaus Copernicus University"))
- UMK-3 (Tactical Environmental Support System / Shipboard Meteorological and Oceanographic Observing System)
- UMKC (University of Missouri, Kansas City)
- UML (Unified Modeling Language)
- UMLSKS (Unified Medical Language System Knowledge Source Server)
- UMM (Summit Airport)
- UMMC (University Malaya Medical Centre)
- UMMIPS (Uniform Material Movement and Issue Priority System)
- UMMIS (USAREUR Medical Management Info System)
- UMN (University of Minnesota)
- UMNE (University of Maryland teaching reactor)
- UMO (Unit Movement Officer)