RFS may refer to:

Companies and organizations

  • Radio Frequency Systems, a telecommunications company
  • New South Wales Rural Fire Service, a volunteer-based firefighting agency in New South Wales, Australia
  • Royal Forestry Society, a charitable organisation established in 1882 in Northumberland, England
  • Riordan, Freeman & Spogli, a private equity firm today known as Freeman Spogli & Co.
  • Rossijskij Futbol'nyj Soyuz or Russian Football Union, the governing body of football in Russia

Computing

  • Receive flow steering, a scaling technique for network traffic processing
  • ReiserFS, a general-purpose, journaled computer file system
  • Remote File System, a distributed file system developed by AT&T in the 1980

Other uses

  • Renewable Fuel Standard (United States), a US federal program
  • The Review of Financial Studies, an academic journal
  • Russian Federation Ship, an occasionally applied exonymical ship prefix for the Russian Navy that is not used by it officially
  • Registered Financial Specialist, a Graduate Post Nominal designation at the American Academy of Financial Management
  • Regardless of Feature Size, a term used in geometric dimensioning and tolerancing
  • FK RFS, a Latvian professional association football club
  • Rīgas futbola skola (RFS), a Latvian association football academy and youth club, operated by the Riga City Council and unrelated to FK RFS