FSO may refer to:

Government

Federal Protective Service (Russia) The Federal Protective Service, or the Federal Guard Service (russian: Федеральная служба охраны, ФСО, Federalnaya sluzhba okhrany, FSO) of the Russian Federation, official name in English Federal Guard Service of the Ru ...

(Russian: ), responsible for the security of Russian state officials *

Federal Statistical Office (Switzerland) The Federal Statistical Office (FSO) is a Federal agency of the Swiss Confederation. It is the statistics office of Switzerland, situated in Neuchâtel and attached to the Federal Department of Home Affairs. The Federal Statistical Office ...

* Financial Secretary's Office, of the Government of Hong Kong *

Foreign Service Officer A Foreign Service Officer (FSO) is a commissioned member of the United States Foreign Service. Foreign Service Officers formulate and implement the foreign policy of the United States. FSOs spend most of their careers overseas as members of U ...

, of the United States Foreign Service * Forest Section Officer, in India

Music

* Fairfax Symphony Orchestra, in Virginia, United States * Frankston Symphony Orchestra, in Victoria, Australia * Fulham Symphony Orchestra, in London * "

F.S.O. "F.S.O." (abbreviation of Fuck Shit Off) is a song by Australian rock band Regurgitator. The song was released in February 1996 as the band's first commercially released single and first single from the band's debut studio album '' Tu-Plang'' ...

", the first single from the Regurgitator album ''Tu-Plang'' * Film Symphony Orchestra, Czech classical orchestra

Transport

* ''

Fabryka Samochodów Osobowych Fabryka Samochodów Osobowych ( en, Passenger Car Factory), commonly known as FSO, is a Polish automobile parts manufacturer, and formerly an automobile producer of historic significance, located in Warsaw. In 2011 the factory ceased production a ...

'', a Polish automotive company * Franklin County State Airport, in Vermont, United States * Subiaco railway station, in Western Australia

Other uses

Fire Support Officer An artillery observer, artillery spotter or forward observer (FO) is responsible for directing artillery and mortar fire onto a target. It may be a '' forward air controller'' (FAC) for close air support (CAS) and spotter for naval gunfire su ...

* Flash shared object *

Floating storage and offloading A floating production storage and offloading (FPSO) unit is a floating vessel used by the offshore oil and gas industry for the production and processing of hydrocarbons, and for the storage of oil. An FPSO vessel is designed to receive ...

Free-space optical communication Free-space optical communication (FSO) is an optical communication technology that uses light propagating in free space to wirelessly transmit data for telecommunications or computer networking. "Free space" means air, outer space, vacuum, or ...

Flag Service Organization The Church of Scientology Flag Service Organization, also known as Flag or FSO, is an American 501(c)(3) non-profit corporation. Within the worldwide network of Scientology corporations and entities, the FSO is officially referred to as the " spi ...

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