- DZA stands for Algeria (ISO Country code)
- DZA stands for Deutsches Zentrum für Altersfragen (German: German Center for Gerontology)
- DZA stands for Desert Z Association
- DZA stands for Druckerei Zu Altenburg (German: Altenburg Printing)
- DZA stands for Dienstzeitausgleich (German)
- DZA stands for Dzaoudzi Airport (Mayotte, France)
- DZA stands for Dieter Zgraggen Arbeitssicherheit (German safety engineering company)
DZA