OIES
| Acronym | Definition |
|---|---|
| OIES | Oxford Institute for Energy Studies |
| OIES | Oncology Interactive Education Series (cancer education software; trademark of Jack Digital Productions Inc.) |
| OIES | Office of Interdisciplinary Earth Studies |
| OIES | Office of International Exchange Services (Thomas Jefferson University; Philadelphia, PA) |
| OIES | Office of International Educational Services (Vermont) |
| OIES | Oxygen Intake Efficiency Slope (cardiorespiratory medicine) |