| Abbreviation | Definition |
|---|---|
| PTF | Parents Teachers and Friends |
| PTFO | Parents Teachers and Friends Organization |
| PTG | Parent Teacher Group |
| PTIC | Parent Teacher Involvement Committee |
| PTK | Passport To Knowledge |
| PTL | Parent Teacher League |
| PTL | Potential To Learn |
| PTL | Practicing The Language |
| PTLA | Parent Teacher and Learner Association |
| PTLC | Panther Tracks Learning Center |
| PTLC | Philadelphia Teachers Learning Cooperative |
| PTLC | Professional Teaching and Learning Cycle |
| PTLC | Professional Teaching Learning Center |
| PTLL | Passport to Leisure and Learning |
| PTLL | Passport to Leisure Learning |
| PTLL | Pathways To Lifelong Learning |
| PTLLS | Preparation to Teach in the Lifelong Learning Sector |
| PTLLS | Preparing to Teach in the Lifelong Learning Sector |
| PTLLS | Preparing to Teach Lifelong Learning Sector |
| PTLS | Parent Teacher Lutheran School |