| Acronym | Definition |
|---|
| KTK➣Kuluttajatutkimuskeskus (Finnish: National Consumer Research Centre) |
| KTK➣Kauno Technikos Kolegija (Lithuanian: Kaunas Technical College; Kaunas, Lithuania) |
| KTK➣Kvinna Till Kvinna Foundation (Sweden) |
| KTK➣Kolej Tunku Kurshiah (Malaysian college) |
| KTK➣Katedra Technickej Kybernetiky (Sloak: Department of Technical Cybernetics) |
| KTK➣Këshilli Transitor I Kosovës (Albanian: Transitive Council of Kosova) |