OPIP
| Acronym | Definition |
|---|---|
| OPIP | Office de Promotion des Investissements Privés (French: Office for Promotion of Private Investment; Guinea) |
| OPIP | Oficial de Protección de la Instalación Portuaria (Argentina) |
| OPIP | Organización de los Pueblos Indígenas del Pastaza |
| OPIP | Overall Permanent Improvement Plan |
| OPIP | Ocean Performance Improvement |
| OPIP | Optional Personal Injury Protection (insurance) |