RFS

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 Rīgas Futbola skola, Latvian association football club