| PPBS | Payroll Personnel Benefits System 
| Others |
| PPBS | Ph.D. Program in Biomedical Science
| Others |
| PPBS | PhD Program in Biomedical Sciences
| Others |
| PPBS | Phnom Penh Bible School
| Others |
| PPBS | Planning Programming and Budget System
| Others |
| PPBS | Planning Programming and Budgeting System
| Others |
| PPBS | Planning Programming Budgeting System
| Others |
| PPBS | Planning programming business scheme
| Others |
| PPBS | Planning, Programming, and Budgeting System
| Others |
| PPBS | Playground Pals Bus Stop
| Others |
| PPBS | Polarization Preserving Beam Sampler
| Others |
| PPBS | Post Prandial Blood Sugar
| Others |
| PPBS | Post-Prandial Blood Sugar
| Others |
| PPBS | Posterior Pituitary Bright Spot
| Others |
| PPBS | Postpartum Parenting Behavior Scale
| Others |
| PPBS | Predictive Parallel Branch Slicer
| Others |
| PPBS | Preschool Play Behaviour Scale
| Others |
| PPBS | Program Planning and Budgeting System
| Others |
| PPBS | Program Planning Budgeting System
| Others |
| PPBS | Programmed Planning Budgeting System
| Others |