| Acronym | Definition |
|---|
| PPTO | Paid Personal Time Off |
| PPTO | Public Program Testing Organization |
| PPTO | Price Performance Trade-Off |
| PPTO | Personal Paid Time Off |
| PPTO | Petroleum Pipeline and Terminal Operating (company) |
| PPTO | Principal Professional and Technology Officer |
| PPTO | Project Planning, Tracking and Oversight |
| PPTO | Plans Programs & Training Office |
| PPTO | Personal Property Transportation Officer |
| PPTO | PIN Pad Time Out |
| PPTO | Pius Parent Teacher Organization |
| PPTO | Purchased Paid Time Off |
| PPTO | Panther Parent Teacher Organization (Houston, TX) |
| PPTO | Per Person Triple Occupancy |