What is "usf"

USF may refer to:

• University of South Florida, Tampa, Florida
• University of San Francisco, California
• University of St. Francis, Joliet, Illinois
• University of Sioux Falls, South Dakota

• Universal Studios Florida, a theme park in Orlando, Florida

• Universal Shogi Format
• Universal Subtitle Format
• Nintendo Ultra 64 Sound Format

• Universal Service Fund, a United States government program
• Upstream stimulatory factor, DNA-binding proteins regulating gene expression, see USF1 and USF2