Other
- Contamana Airport, Contamana, Loreto Region, Peru (three-letter ICAO airport code)
- CTF, Compania de Transport Feroviar, a rail transport company in Romania
- Canadian Television Fund
- Capture The Flag, a traditional outdoor game often played by children
- Combined Task Force, a name for one of several multi-national task forces
- Commander Task Force, as per, for example 'Commander Task Force 150', can also mean 'Combined Task Force,' with the initialism's meaning becoming 'Commander Combined Task Force' (CCTF).
- Communauté des télévisions francophones ("French-speaking Television Community"), regrouping television broadcasters throughout the Francophonie (France, Belgium, Switzerland, Canada)
- Controlled Traffic Farming, a soil protection driving strategy on agricultural surfaces, which confines all machinery loads to the least possible area of permanent traffic lanes
- Core Technology Facility, a biotech grow-on space owned by the University of Manchester Incubator Company
- Correctional Training Facility at Soledad, California; also called Soledad, or Soledad State Prison
- Countering Terrorist Financing
Read more about this topic: CTF