Skip to main content
It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
The Library

GovSpeak: A Guide to U.S. Government Acronyms & Abbreviations: U

The most current, extensive and fully-linked listing of U.S. government agency, office, program and publication acronyms.

U

UAC Unaccompanied Alien Children Program (changed to UCS)
UAS Unmanned Aircraft Systems
UAVSAR Uninhabited Aerial Vehicle Synthetic Aperture Radar
UBPR Uniform Bank Performance Report
UCDMO Unified Cross Domain Management Office (unable to verify 12/13)
UCF Urban and Community Forestry (older link archive)
UCMR Unregulated Contaminant Monitoring Rule
UCR Uniform Crime Reporting (older link archive; archive2) | Urban Congestion Reports
UCS Unaccompanied Children's Services
UDI Urban Dynamics Institute (unable to verify 9/20)
UDP Undiagnosed Diseases Program (older link archive)
UDS Uniform Data System
UI Unemployment Insurance (older link archive)
UIC Underground Injection Control
ULS Universal Licensing System (older link archive)
UMESC Upper Midwest Environmental Sciences Center (older link archive)
UMLS Unified Medical Language System (older link archive)
U.N. United Nations
UNAIDS Joint United Nations Programme on HIV/AIDS
UNESCO United Nations Educational, Scientific and Cultural Organization
UN GGIM United Nations Global Geospatial Information Management Working Group
UNHCR United Nations High Commissioner for Refugees Program
UNICOR Federal Prison Industries, Inc.
UNSCEAR United Nations Scientific Committee on the Effects of Atomic Radiation
UNSODA Unsaturated Soil Hydraulic Database
UOB Urologic Oncology Branch
UP Home Affordable Unemployment Program I(unable to verify 2/17)
UPIN Unique Physician Identification Number (replaced by NPI)
URM Unaccompanied Refugee Minors Program
URMCC Utah Reclamation Mitigation and Conservation Commission
USADF United States African Development Foundation
USAFC USA Freedom Corps (changed to Serve.gov; redirecting to CNCS as of 11/17)
USAGM U.S. Agency for Global Media
USAID United States Agency for International Development
USAO Offices of the United States Attorneys
USAP United States Antarctic Program
USARC U.S. Arctic Research Commission (also, ARCTIC)
USBC Bureau of the Census
USBG United States Botanic Garden
USBR Bureau of Reclamation
U.S.C. United States Code (older link archive)
USCAVC United States Court of Appeals for Veterans Claims
USCC U.S.-China Economic and Security Review Commission
USCCR United States Commission on Civil Rights
US-CERT United States Computer Emergency Readiness Team (older link archive)
USCFC U.S. Court of Federal Claims
USCIRF United States Commission on International Religious Freedom
USCIS U.S. Citizenship and Immigration Services
US CLIVAR US Climate Variability & Predictability Program
USCO United States Copyright Office
USCP U.S. Capitol Police
USCRN U.S. Climate Reference Network
USCRTF United States Coral Reef Task Force
USCS United States Cancer Statistics (older link archive) | United States Customs Service (changed to CBP)
USDA United States Department of Agriculture
USDFRC U.S. Dairy Forage Research Center
USDS United States Digital Service
USEER U.S. Energy and Employment Report
USEITI United States Extractive Industries Transparency Initiative (older link archive)
USES United States Employment Service (defunct)
USFA U.S. Fire Administration
USGCRP U.S. Global Change Research Program
USGEO U.S. Group on Earth Observations (defunct or inactive 1/17, WH transition)
USGM United States Government Manual (older link archive)
USGS United States Geological Survey
USHCN U.S. Historical Climatology Network
USHIK United States Health Information Knowledgebase
USHMC U.S. Housing Market Conditions
USHMM United States Holocaust Memorial Museum
USIA United States Information Agency (changed to IIP)
USIBWC U.S. Section of the International Boundary and Water Commission
USICH United States Interagency Council on Homelessness
USICN U.S. International Competition Network (unable to verify 9/16)
USINT U.S. Interests Section (replaced by U.S. Embassy Cuba; see archive)
USIP United States Institute of Peace
USITC United States International Trade Commission
USJC Judicial Conference of the United States
USMINT United States Mint
USMS United States Marshals Service
USNA U.S. National Arboretum
USNCB United States National Central Bureau of INTERPOL
US NDC United States National Data Center (unable to verify 12/17)
US-PBARC Daniel K. Inouye U.S. Pacific Basin Agricultural Research Center
USPC United States Parole Commission | United States Patent Classification
USPHS U.S. Public Health Service
USPIS United States Postal Inspection Service (older link archive)
USPS United States Postal Service [state and street abbreviations]
USPSTF U.S. Preventive Services Task Force (older link archive; archive2)
USPTO United States Patent and Trademark Office
USRAP United States Refugee Admissions Program (older link archive; archive2)
USRT U.S. Radiologic Technologists Study
USSC United States Sentencing Commission
USSS United States Secret Service
UST Underground Storage Tanks
USTDA United States Trade and Development Agency
USTP U.S. Trustee Program
USTR United States Trade Representative
USUN United States Mission to the United Nations (older link archive)
US-VISIT U.S. Vistor and Immigrant Status Indicator Technology (replaced by OBIM)
UTC University Transportation Centers (older link archive)
UV-CDAT Ultrascale Visualization Climate Data Analysis Tools
UWFP Urban Waters Federal Partnership
UWR United We Ride (older link archive)
USWTDB United States Wind Turbine Database