| Acronym | Definition |
|---|
| TNZ➣Toll New Zealand (Toll Group) |
| TNZ➣Thunder New Zealand (gaming clan) |
| TNZ➣Telecom New Zealand |
| TNZ➣Transit New Zealand |
| TNZ➣Thermoneutral Zone |
| TNZ➣Taekwondo New Zealand (est. 2005) |
| TNZ➣Todi Neesh Zhee Singers (band) |
| TNZ➣The Nintendo Zone (forum) |