Look up tsf in Wiktionary, the free dictionary.

TSF may refer to:

Broadcasting

• TSF (radio station), a Portuguese radio station
• TSF Jazz, a French jazz radio station, previously known as TSF
• Télécoms Sans Frontières, a humanitarian organization specializing in emergency telecommunications
• Tip-sleeve (TS) female audio jack

Computing

• Text Services Framework, a COM framework and API in Windows XP and later Windows operating systems
• Timing synchronization function, in IEEE 802.11 wireless local area network (WLAN) standard to fulfill timing synchronization among users

Medicine

• Taylor Spatial Frame, an external fixator for treating fractures
• Triceps skin fold, a measurement of the upper arm

Other

• Taoyuan Sports Federation, a sport organization in Taiwan
• The Sauce Factory, an independent record label founded by American rapper Sauce Walka
• The Stafford Foundation, a non-profit organization
• Treviso Airport, IATA airport code
• Tactical Surface Fighter, a kind of mecha from the series Muv-Luv
• Tons per square foot, pressure unit
• Turkish Chess Federation (Turkish: Türkiye Satranç Federasyonu)