| Acronym | Definition |
|---|
| PLHS➣Pompton Lakes High School (Pompton Lakes, NJ) |
| PLHS➣Preston Lodge High School (Scotland) |
| PLHS➣Papillion-La Vista High School (Omaha, NE) |
| PLHS➣Point Loma High School (San Diego, CA) |
| PLHS➣Pequot Lakes High School (Minnesota) |
| PLHS➣Port Lincoln High School (Port Lincoln, South Australia, Australia) |
| PLHS➣Priority List of Hazardous Substances |