Music Abbreviations and Acronyms
- UPMSUniversity of The Philippines Madrigal Singers
- UPOUltra Pure Overflow
- UPRSUganda Performing Rights Society
- UPRSUganda Performing Right Society
- UPSUpgrade Power Supply
- UPSAUniversity of The Philippines Singing Ambassadors
- UPZUnited People of Zion
- UQAMUniversite Quebec A Montreal
- URUnderground Resistance
- URBUnlimited Rhythm Body
- UREUpstairs Room Entertainment
- URFUppsala Reggae Festival
- URGUnited Remixers Guild
- URPKUn-Realized PeaceKeeper
- USBMUnited States Bureau of Morality
- USBMUnited States Black Metal
- USDAUnited Streets Dopeboyz of America
- USDAUnited Street Dopeboyz of America
- USEUnited State of Electronica
- USFOUlster-Scots Folk Orchestra
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