| Acronym | Definition |
|---|
| PNF | Proprioceptive Neuromuscular Facilitation |
| PNF | Plug and Play File |
| PNF | Partito Nazionale Fascista (Italian political party) |
| PNF | Plumas National Forest (US Forest Service) |
| PNF | Pilot Not Flying |
| PNF | Page Not Found |
| PNF | Profiling Natural Fluorescence (Biospherical Instruments Inc.) |
| PNF | People in Need Foundation (India) |
| PNF | Parti Nationaliste Français |
| PNF | Philippine News and Features |
| PNF | Planar Near-Field |
| PNF | Profile and Notification Facility |
| PNF | Part Not Found |
| PNF | Pawnee National Forest (US Forest Service) |
| PNF | Programa Nacional de Fertilizantes (Portuguese: National Fertilizer Program; Brazil) |
| PNF | Post Nuclear Fall-out |