English abbreviations from umtri to unclos
- UMTRI(University of Michigan Transportation Research Institute)
- UMTS(Universal Mobile Telecommunications System)
- UMU(University of Manchester Union)
- UMUC(University of Maryland University College)
- UMV(Upper Master Valve (from a Xmas tree))
- UMW(Ultra-MicroWave)
- UMWV(Ultimate Maximum Working Voltage)
- UMWW(Unprocessed Municipal Waste Water)
- UN(United Nations)
- UNA(United Nations Association of the USA)
- UNAAF(UNified Action Armed Forces)
- UNAB(Uganda National Association for the Blind)
- UNABOM(University and airline bomber (FBI case name))
- UNAD(Universidad Nacional Abierta y a Distancia (Colombia))
- UNAIDS(Joint United Nations Programme on HIV/AIDS)
- UNaM((p/a) Universidad Nacional de Misiones (Spanish, "National University of Misiones"))
- UNAMIR(United Nations Assistance Mission In Rwanda)
- UNAMSIL(United Nations Mission in Sierra Leone)
- UNAS(Universal Network Architecture Services)
- UNAUSA(United Nations Association of the United States of America)
- UNB(Universidade de Brasília)
- UNBA(United Natural Bodybuilding Association)
- UNBC(University of Northern British Columbia)
- UNC(United National Congress)
- UNCA(United Neighborhood Centers of America)
- UNCAI(United Neighborhood Centers of America, Inc.)
- UNCCD(United Nations Convention to Combat Desertification)
- UNCF(United Negro College Fund)
- UNCHAP(United Neighborhood Citizen's Home Appearance Patrol)
- UNCLOS(United Nations Convention on the Law of the Sea)
