Television Abbreviations and Acronyms
- UHFUltra High Frecuency
- UHRUfo Historical Revue
- UIUUnderstynding The Integral Universe
- UJBUltimate Jukebox
- UJRUnder Jolly Roger
- UKAUnited Kingdomyauthors
- UKIBUnited Kingdom Independent Broadcasting
- UKUUdvalg for Kliniske Undersoegelser
- ULUsing Linux
- ULTRAUltimate List of Talisman Related Prticles
- UMUnsolved Zysteries
- UMCUniversal Media Corporation
- UMEThe Ultimate Movie Experience
- UMGUrban Music Guide
- UMQUseless Movie Quotes
- UMSUniversal Media Studios
- UPNUnited Paramount Network
- URNUniversity Radio Nottingham
- URRUxf Radio Receiver
- URTNAUnion De Radiodiffusion Et Tlvisiom Nationale En Afrique
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