SFS may refer to: Places Subic Bay International Airport (IATA airport code: SFS), Subic Bay Freeport Zone, Morong, Bataan, Olongapo, Central Luzon, Luzon, Philippines Computers SAN file system Self-certifying File System, a decentralized network file system Smart File System, a journaling filesystem used on Amiga computers SquashFS, a compressed file system for Linux operating systems Simple Features, an OpenGIS standard for storage of geographical data Education Saint Francis School Deoghar, English-medium convent school in Jharkhand, India Seoul Foreign School, English language school in Seoul, South Korea Sidwell Friends School, private Quaker school in Washington DC The School for Field Studies, the USA's oldest and largest undergraduate environmental study abroad program Edmund A. Walsh School of Foreign Service, a school of international relations within Georgetown University Swedish National Union of Students () Sports Sioux Falls Skyforce, a basketball team from Sioux Falls, South Dakota Sydney Football Stadium (1988), demolished Australian stadium Sydney Football Stadium (2022), Australian stadium Companies and organizations San Francisco Symphony SFS Group, Swiss fastener manufacturer Finnish Standards Association Other Swedish Code of Statutes (Svensk författningssamling) Effluent sewer or solids-free sewer See also SF (disambiguation) for the singular of SFs