ZZiA
ZZiA stands for Zawsze Zdrowa i Aktywna (Polish: Always Healthy and Active; health education program)
ZZIF
ZZIF stands for Zino Zillionaire Investment Forum (Zino Society; Seattle, WA)
ZZGNIG
ZZGNIG stands for Zwiazków Zawodowych Górnictwa Naftowego I Gazownictwa (Polish: Trade Union of Oil and Gas Industries; Warsaw, Poland)
ZZJZ
ZZJZ stands for Zavod Za Javno Zdravstvo
ZZIT
ZZIT stands for Zhengzhou Institute of Technology (China)
ZZL
ZZL stands for Zarzadzanie Zasobami Ludzkimi (Polish: Human Resources Management; bimonthly publication; Institute of Labor and Social Studies) ZZL stands for Zeehan Zinc Limited (UK)
ZZIB
ZZIB stands for Zavod Za Izgradnju Bara (construction firm; Montenegro)
ZZD
ZZD stands for Zveza Za Dolenjsko (Slovenian political party) ZZD stands for Zeon Zum Deikun (Gundam anime) ZZD stands for Zig-Zag Diagram
ZZGL
zzgl stands for Zuzüglich (German: In Addition To) ZZGL stands for Zuzüglich (German: plus)
ZZB
ZZB stands for Zahnmedizinisches Zentrum Berlin (German: Dental Center Berlin; Germany) ZZB stands for Ziv-Zakai-Type Bound