| Acronym | Definition |
|---|
| PFX➣Personal Information Exchange |
| PFX➣Prefix |
| PFX➣Powerflex (database file extension) |
| PFX➣Pink Floyd Experience (band) |
| PFX➣Purple Fluid Exchange (band) |
| PFX➣Generic Police Term for Multi-Channel Packset Radio |
| PFX➣Placed Found Exchanged (letterboxing count) |