Unions Abbreviations and Acronyms
- UPAUnderground Producers Alliance
- UPAUnited Pure Alliance
- UPAUniversal Port Architecture
- UPAXUNION DE PRODUCTORES AGRICOLAS XOCHIQUETZAL
- UPCUnion Program Council
- UPDUnion for The Public Domain
- UPEIUnion Pétrolière Européenne Indépendante
- UPIUUnited Paperworkers International Union
- UPLAUtah Public Lands Alliance
- UPOUnion Pharmaceutique d'Orient
- UPOUnion Philharmonic Orchestra
- UPPUnion Properties PJSC
- UPSAUtility Public Safety Alliance
- UPSCUnion Public Service Commission
- UPTOUnited Power Trades Organization
- UPUUnion Postale Universelle
- UPYUnion Pacific Yard
- UPZUnion of Progressive Zionists
- URCAUnion Roofing Contractors Association
- URCLUnione Regionale Cuochi Lazio
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