USI

USI stands for:

• USI Group Holdings, a Swiss real estate company.
• University of Italian Switzerland (Italian: Università della Svizzera italiana ).
• Unione Italiana Sindacale ( Union of Italian syndicalists ).
• University of Southern Indiana

USI as distinguishing signs on license plate:

• Germany: Hochtaunuskreis ( Usingen )

• Disambiguation
• Abbreviation