| PRF | CheckIt Pro 1.0 Data file 
| Others |
| PRF | dBASE IV Printer driver file
| Others |
| PRF | Improces - Fastgraph Pixel Run Format Bitmap graphics
| Others |
| PRF | Pacific Rim Forum
| Others |
| PRF | Pain Research Forum
| Others |
| PRF | Parachute Refurbishment Facility
| Others |
| PRF | Pasture Rangeland and Forage
| Others |
| PRF | Pasture Rangeland Forage
| Others |
| PRF | Patient Record Flags
| Others |
| PRF | Pedigree Resource File
| Others |
| PRF | Peninsula Radio Flyers
| Others |
| PRF | Personality Research Form
| Others |
| PRF | Personnel Record Form
| Others |
| PRF | Personnel Resources File
| Others |
| PRF | Petroleum Research Fund
| Others |
| PRF | Pics Rules File
| Others |
| PRF | Pixel Run Format
| Others |
| PRF | Plasma Rich Fibrin
| Others |
| PRF | Plastico Reforcado Com Fibra
| Others |
| PRF | Plastics Reclamation Facility
| Others |
| PRF | Plastics Recovery Facility
| Others |
| PRF | Plate Ready Film
| Others |
| PRF | Platelet rich fibrin
| Others |
| PRF | Platelet-rich fibrin
| Others |
| PRF | Poliomyelitis Research Foundation
| Others |
| PRF | Pollution Recovery Fund
| Others |
| PRF | Population Receptive Field
| Others |
| PRF | Port Johnson, Alaska USA
| Others |
| PRF | Positive Real Function
| Others |
| PRF | Postdoctoral Research Fellowships
| Others |
| PRF | Power Return Factor
| Others |
| PRF | Premier Rock Forum
| Others |
| PRF | Premiere Rock Forum
| Others |
| PRF | Principal Reference Frame
| Others |
| PRF | Producer Recycling Fund
| Others |
| PRF | Profiler output
| Others |
| PRF | Progeria Research Foundation
| Others |
| PRF | Program Registration Form
| Others |
| PRF | Protein Research Foundation
| Others |
| PRF | Provider Relief Fund
| Others |
| PRF | Pseudo Random Function
| Others |
| PRF | Pseudo-Random Function
| Others |
| PRF | Pseudomonas Resistance and Fenthion
| Others |
| PRF | Pulse Repetition Frequency
| Others |
| PRF | Pulse Repitition Frequency
| Others |
| PRF | Punk Revolution Freedom
| Others |
| PRF | Purdue Research Foundation
| Others |