USL

USL may refer to:

Arts and entertainment

• Underground Sound of Lisbon, a Portuguese dance music project
• Urban Strawberry Lunch, a Band from Liverpool

Companies

• United Spirits Limited, an Indian liquor manufacturer and a subsidiary of the United Breweries Group
• United States Lines, a defunct American shipping company

Computing

• Universal Systems Language, a language for system engineering and software development
• Unix System Laboratories, a defunct American software company

Education

• University of Louisiana at Lafayette, formerly known as "University of Southwestern Louisiana" (USL), a university in the United States
• University of Saint Louis Tuguegarao, a private university in the Philippines.
• University of Sierra Leone, the public university system in Sierra Leone

Sports

• Ultimate Soccer League, Semi-professional indoor soccer league
• United Soccer League (disambiguation):
  • United Soccer League, a professional men's soccer league with teams in the United States and Canada
  • United Soccer League (1984–85), defunct U.S. soccer league
• United Soccer Leagues, the parent organization for the men's lower division leagues of US Soccer (including the United Soccer League), as well as a women's league and a youth league

Politics

• Social Liberal Union, a political alliance in Romania

Marketing

• Unique selling language, a marketing concept that deals with the tone and substance of the communication associated with a brand.