| Acronym | Definition |
|---|
| PHN➣Phone |
| PHN➣Plan Hidrológico Nacional (Spain) |
| PHN➣Post-Herpetic Neuralgia (complication from a shingles infection) |
| PHN➣Public Health Nurse |
| PHN➣Public Health Nutrition (various schools) |
| PHN➣North Philadelphia (Amtrak station code; Philadelphia, PA) |
| PHN➣Phone List |
| PHN➣Personal Health Number (Canada) |
| PHN➣Public Health Network |
| PHN➣Port Huron, Michigan (Airport Code) |
| PHN➣Public Health Notification (US FDA) |
| PHN➣Phase Noise |
| PHN➣Passive Heymann Nephritis |
| PHN➣Parc Historique National (French: National Historic Park; Canada) |
| PHN➣Population, Health, & Nutrition |