OICS
| Acronym | Definition |
|---|---|
| OICS | Organe International de Contrôle des Stupéfiants (International Narcotics Control Board) |
| OICS | Osservatorio Interregionale Cooperazione Sviluppo (Italian: Interregional Observatory on Development Cooperation; est. 1991) |
| OICS | Organisation Internationale de Coopération pour La Santé (French: International Cooperation for Health) |