- DNZ stands for Denizli Çardak Airport (International Air Transport Association code; Turkey)
- DNZ stands for Domain Name Zone (blog)
- DNZ stands for Demokratska Narodna Zajednica (Serbian: Democratic National Union)
- DNZ stands for Daiken New Zealand (fiberboard)
- DNZ stands for Diabetes New Zealand Inc.
- DNZ stands for Democratic National Union (Bosnia and Herzegovina)
DNZ