| Acronym | Definition |
|---|
| OIP➣Odyssey Investment Partners (Delaware) |
| OIP➣Office of International Programs |
| OIP➣Original Italian Pizza (various locations) |
| OIP➣Office of Infrastructure Protection (US DHS) |
| OIP➣Order Intercept Point |
| OIP➣Observatoire International des Prisons (France) |
| OIP➣Ohio Innocence Project (criminal justice) |
| OIP➣Oracle Internet Procurement |
| OIP➣Operations Improvement Program (various organizations) |
| OIP➣Oil-In-Place |
| OIP➣Office of Information and Privacy (US DOJ) |
| OIP➣Office of the Iraq Programme |
| OIP➣Opportunity Incentive Program (Cisco Systems) |
| OIP➣Other Interested Parties |
| OIP➣Oregon Internet Properties (real estate; Eugene, OR) |
| OIP➣Operator Interface Panel |
| OIP➣Organizational Inspection Program |
| OIP➣Office of Institutional Planning (various locations) |
| OIP➣Output Intercept Point |
| OIP➣Organización Internacional de Periodistas (Spanish: International Organization of Journalists) |
| OIP➣Optic Internet Protocol, Inc. |
| OIP➣Oil Impregnated Paper |
| OIP➣Office of International Partnerships |
| OIP➣Organisation Internationale de Psychophysiologie (French: International Organization of Psychophysiology) |
| OIP➣Order of Immediate Possession |
| OIP➣Operations Integration Panel |
| OIP➣Operating Internal Pressure |
| OIP➣Open in Private |
| OIP➣Oncology in Practice |
| OIP➣Operational/Ordnance Improvement Plan/Program |
| OIP➣Overhaul Inspection Procedures |
| OIP➣Office and Industrial Park |
| OIP➣Original Iron Pin (surveying) |
| OIP➣Optimization with Input and Program Variables |