| pez | Prezi Desktop Presentation |
| pfc | Corel PercetFit Component |
| pfd | Alzex Personal Finance Data |
| pfd | Optima! 2.5 Document |
| pfe | Programmers File Editor Data |
| pfg | Epson PIF Designer Frame |
| pflog | Peregrine ServiceCenter Database Update Log |
| pfx | PKCS #12 Data File |
| pg | STK Great Arc Propagator File |
| pg | STK Propagator File |
| pg2 | ProGen 2 Protocol Data |
| pga | PowerGREP Action Definition |
| pgbk | SoftTouch POS Database Backup |
| pgc | PGN Game Coding |
| pgdata | Penguin George URL Melter Data |
| pgf | PATCHMASTER Pulse Generator File |
| pgl | PowerGREP Library |
| pgmf | Tacx VR Trainer Program File |
| pgn | Portable Game Notation Data |
| pgo | Papagayo Data |
| pgo | QlikView Server Persistent Group Object |
| pgp | PGP Security Signature/Key |
| pgpf | Password Generator Password |
| pgr | PowerGREP Saved Result File |
| pgt | Pokemon Gift File |
| pgw | BlenderGIS PNG World Data |
| pgwx | BlenderGIS PNG World Data |
| ph | PHYLIP Format |
| pha | Process Hazard Analysis File |
| phb | Motorola Phone Book |
