English abbreviations from usp to usrf
- USP (Universal Self-loading Pistol)
- USPA (United States Psychotronics Association)
- USPACAF (United States PACific Command Air Forces)
- USPACFLT (United States PACific Fleet)
- USPACOM (United States PACific COMmand)
- USPC (United States Puzzle Championship)
- USPD (University of Scranton Police Department)
- USPF (United States Piping Foundation)
- USPFO (United States Property and Fiscal Officer)
- USPFO(P&C) (United States Property and Fiscal Office (Purchasing and Contracting))
- USPG (The United Society for the Propagation of the Gospel)
- USPHS (United States Public Health Service)
- USPIRG (United States Public Interest Research Group)
- USPPA (United States PoolPlayers Association)
- USPS (United States Postal Service)
- USPSTF (U.S. Preventive Services Task Force)
- USPTA (United States Professional Tennis Association)
- USPTO (United States Patent and Trademark Office)
- USQ (Usak Airport)
- Usq. (Usque ("As far as"))
- USQRA (United States Quad Rugby Association)
- USR (Universal System Resources (/usr, directory in a *NIX filesystem), User)
- USRA (Universities Space Research Association)
- USRC (Underwater Search and Recovery Course)
- USRD (Universal Sensor Remoting Device)
- USREPMC (United States Representative to The Military Committee (NATO))
- USRF (Undergraduate Summer Research Fellowship)