| Acronym | Definition |
|---|
| HTZ➣Hrvatska Turisticka Zajednica (Croatian: Croatian National Tourist Board) |
| HTZ➣Helicopter Traffic Zone (air traffic; various locations) |
| HTZ➣Humber Trade Zone (UK) |
| HTZ➣Hill Top Zone (Sonic 2 level) |
| HTZ➣High Torque Zinc (fastener) |
| HTZ➣Hrvatski Triatlon Savez (Croatian Triathlon Federation) |