FSS

FSS may refer to:

Education

Federal Security Service, a principal security agency of Russia
Federal statistical system, a decentralized network of federal agencies in the United States
Federal Supply Service, part of the General Services Administration of the United States
Financial Supervisory Service, South Korean supervisory agency on financial regulation
Food Standards Scotland, a non-ministerial government department of the government of Scotland
Forensic and Scientific Services, an agency of the state government of Queensland, Australia
Forensic Science Service, a defunct British crown corporation
Foreign Service Specialist, Department of State

Fish School Search
Fixed-satellite service
Fixed Service Structure, a launch tower leased by SpaceX at Kennedy Space Center, Florida, United States
Flats Sequencing System, a mail sorting system used by the United States Postal Service
Flight service station
Flying-spot scanner
Food Service Solutions, an American software company
Frequency selective surface

FSS (brand), a Colombian sports apparel manufacturer
Federal Signal Corporation, an American emergency services equipment manufacturer
Fellow of the Royal Statistical Society
Finland-Swedish Sign Language
The Five Star Stories, a manga series by Mamoru Nagano
Flinders Street railway station in Melbourne, Australia
Foundation Stock Service Program, a dog breed registry
Fox Sports South, an American regional sports network by Fox Sports Networks
Freeman–Sheldon syndrome
FSS Code, an international maritime fire code
Standard Written Form (Cornish: Furv Skrifys Savonek), a Cornish orthographic standard
Swiss Socialist Federation (French: Fédération socialiste suisse), a defunct political party in Switzerland