| Acronym | Definition |
|---|
| PHLS➣Public Health Laboratory Service |
| PHLS➣Public Health Leadership Society (est. 1993; New Orleans, LA) |
| PHLS➣Partnership and Household Livelihood Security (CARE International) |
| PHLS➣Parallelizing High-Level Synthesis (computing) |
| PHLS➣Portable Helicopter Lighting Set |