| Subject | English | Thesaurus |
| abbr. | a United States scholarship program in the area of public health. It is sponsored by the Robert Wood Johnson foundation and administrated by the College Board not-for-profit examination board in the United States | Young Epidemiological Scholars (YES) (Alex Lilo) |
| NGO, abbr. | Family Outreach Community United Services | FOCUS |
| abbr., file.ext. | Foreign language KEYBoard program - United Kingdom | KEYBUK |
| abbr., file.ext. | Foreign language KEYBoard program - United States | KEYBUS |
| energ.ind., abbr. | Japan-United States Program of Integral Tests and Experimental Researches | JUPITER |
| abbr. | Joint United Nations Program on HIV/AIDS | UNAIDS (bigmaxus) |
| UN, abbr. | Joint United Nations Programme on HIV/ Acquired Immune Deficiency Syndrome | UNAIDS |
| abbr., mil., BrE | Royal United Services Institute | RUSI |
| abbr., scottish | Royal United Services Institute for defence studies | RUSI (UK) |
| abbr. | Royal United Services Institute for Defence Studies | RUSI |
| tech., abbr. | Royal United Services Institute for Defense Studies | RUSI |
| abbr., mil., BrE | Royal United Services Museum | RUSM |
| abbr., st.exch. | The APX-ENDEX was an energy exchange operating the spot and derivatives markets for electricity and natural gas in the Netherlands, the United Kingdom, and Belgium. It provided exchange trading, central clearing and settlement, and data distribution services as well as benchmark data and industry indices. | APX-Endex (olsoz) |
| abbr., Makarov. | the United Nations Environment Programme | UNEP (The United Nations Environment Programme (UNEP) is an international organization that coordinates United Nations environmental activities, assisting developing countries in implementing environmentally sound policies and practices. wiki Alexander Demidov) |
| tradem., abbr. | United Armored Services | UAS |
| tradem., abbr. | United Energy Services Corporation | UESC |
| abbr., scottish | United Fastener Co | UFC (Inc. (USA)) |
| tradem., abbr. | United Government Services, L. L. C. | UGS |
| tradem., abbr. | United Health Services | UHS |
| stat., abbr. | United National Development Programme | UNDP |
| water.suppl., abbr. | United Nations Development Program/Global Environment Monitoring System | UNDP/GEMS |
| abbr. | United Nations Development Programme | UNDP |
| USA | United Nations Development Programmes | UNDP |
| UN | United Nations Drug Control Program | UNDCP (bigmaxus) |
| ecol., abbr. | United Nations Environment Program | UNEP |
| abbr., ecol. | United Nations Environment Program Governing Council | UNEP GC |
| energ.ind., abbr. | United Nations Environment Program Governing Council | UNEPGC |
| abbr., O&G, sakh. | United Nations Environment Programme | UNEP |
| abbr. | United Nations Environmental Programme | UNEP |
| abbr. | United Nations International Drug Control Programme | UNDCP |
| abbr. | United Nations Office for Project Services | UNOPS |
| abbr., environ. | United Nations REDD programme | REDD-plus (MichaelBurov) |
| abbr., environ. | United Nations REDD programme | REDD partnership (MichaelBurov) |
| abbr., environ. | United Nations REDD programme | Reducing Emissions from Deforestation and Forest Degradation (MichaelBurov) |
| abbr., environ. | United Nations REDD programme | REDD+ (MichaelBurov) |
| UN, abbr. | United Nations Special Co Ordinator | UNSCO |
| abbr., polit. | United Nations Transition Assistance Group | UNTAG |
| UN, abbr. | United Nations World Water Assessment Programme | WWAP |
| abbr. | United Nations Zambia Assistance Programme | UNZAP |
| tradem., abbr. | United Pediatric Services | UPS |
| sec.sys., abbr. | United Recovery Services | URS |
| Nasdaq, abbr. | United Road Services, Inc. | URSI |
| abbr., mil. | United Services | U.S. |
| telecom., abbr. | United Services Automobile Association | USAA |
| abbr. | United Services Institution | USI (объединённое военно-научное общество (ВС) Violet) |
| abbr., scottish | United Services Organization | USO (USA) |
| abbr. | United Services Organization | USO |
| abbr. | United States Air Forces Construction Program | USAFCP |
| mil., abbr. | United States Army Health Services Command | USAHSC |
| tech., abbr. | United States Atlantic Research Program | USARP |
| USA | United States Citizenship And Immigration Services | USCIS |
| vet.med., abbr. | United States Department of Health and Human Services | USDHHS |
| ocean., abbr. | United States Global Change Research Program | US/GCRP |
| meteorol., abbr. | United States Interagency Arctic Buoy Program | USIABP |
| ocean., abbr. | United States- Japan Cooperative Program in Natural Resources | UJNR |
| ed., abbr. | United States Newspaper Program | USNP |
| abbr., post | United States Postal Service Electronic Courier Services secure data transmission March 2000 | Post ECS |
| abbr., med. | United States Preventive Services Task Force | USPSTF (Профилактическая служба США, Независимая группа экспертов в области здравоохранения, Рабочая группа по профилактике заболеваний kat_j) |
| tech., abbr. | United States Testing Co. | UST |
| USA | United States Trustee Program | USTP |
| meteorol., abbr. | United States Weather Research Program | USWRP |
| AMEX., abbr. | United Surgical Partners International options | QPJ |
| NGO, abbr. | United Voluntary Services | UVS |
| NGO, abbr. | United Way Community Services | UWCS |
| NGO, abbr. | United Way Services | UWS |
| NGO, abbr. | United Way Services of Greater Cleveland | UWSGC |
| NYSE., abbr. | United Wisconsin Services, Inc. | UWZ |
