- ACZ stands for Ace Combat Zero (game)
- ACZ stands for Agro-Climatic Zone
- ACZ stands for Arid Canyon Zone (gaming; Sonic Robo Blast 2)
- ACZ stands for Air Combat Zone
- ACZ stands for Aero Club Zwickau (German: Zwickau Flying Club; Germany)
- ACZ stands for Assembly Coder’s Zenith
- ACZ stands for Ashtekar, Corichi, Zapata
ACZ