| P&F | Phineas and Ferb 
| Others |
| P&F | Plumber & Fitter 1st Class Petty Officer
| Others |
| P.F. | Permanent Force
| Others |
| P/F | Poll/Final Bit
| Others |
| PF | Package Freighter
| Others |
| PF | Packed File
| Others |
| PF | Packet Filter
| Others |
| PF | Packet Frequency
| Others |
| PF | Page File
| Others |
| PF | Paget Foundation
| Others |
| PF | Pain Forever
| Others |
| PF | Pain Free
| Others |
| PF | Pale Fallow
| Others |
| PF | Paleo Food
| Others |
| PF | Palestinian Airlines
| Others |
| PF | Palview Figurine
| Others |
| PF | Pan Focus
| Others |
| PF | Paraben Free
| Others |
| PF | Parachute Facility
| Others |
| PF | parafascicular
| Others |
| PF | parafollicular
| Others |
| PF | Parametric Form
| Others |
| PF | Parent Filter
| Others |
| PF | Parity Flag
| Others |
| PF | Park Factor
| Others |
| PF | Park Formula
| Others |
| PF | Parr Family
| Others |
| PF | Pars Flaccida
| Others |
| PF | Parse Formula
| Others |
| PF | Partial Ferning
| Others |
| PF | Partial Filling
| Others |
| PF | partial Fourier
| Others |
| PF | Particle Flow
| Others |
| PF | Partido Feminista
| Others |
| PF | Passage Feedback
| Others |
| PF | Passenger Floor
| Others |
| PF | patellofemoral
| Others |
| PF | Pathetic Figure
| Others |
| PF | Patriotic Front
| Others |
| PF | Patrol Frigate
| Others |
| PF | Paul Fleming
| Others |
| PF | Paul Flemming
| Others |
| PF | Payload Forward
| Others |
| PF | Payload Function
| Others |
| PF | Payload operational instrumentation MDM (Manipulator Deployment Mechanism) - Forward
| Others |
| PF | Peak Flow
| Others |
| PF | Peer Facilitator
| Others |
| PF | Pemphigus Follicularis
| Others |
| PF | Peregrine Falcon
| Others |
| PF | Perfect Fit
| Others |
| PF | Performance Fluid
| Others |
| PF | Perfusion Fluid
| Others |
| PF | Pericardial Fluid
| Others |
| PF | Peritoneal Fluid
| Others |
| PF | Perron Frobenius
| Others |
| PF | Persistent Functions
| Others |
| PF | Personal Favourite
| Others |
| PF | Personal File
| Others |
| PF | Personal Finance
| Others |
| PF | Personal Forum
| Others |
| PF | Personal Foul
| Others |
| PF | Personal Fouls
| Others |
| PF | Personality Factor
| Others |
| PF | Pet Forest
| Others |
| PF | PETCO Foundation
| Others |
| PF | Petit Format
| Others |
| PF | Pewter Figurines
| Others |
| PF | PF definition
| Others |
| PF | PF Flyers
| Others |
| PF | Pfaffian For
| Others |
| PF | Pheasants Forever
| Others |
| PF | Phileas Fogg
| Others |
| PF | Phonetic Form
| Others |
| PF | Phony Food
| Others |
| PF | Photon Flux
| Others |
| PF | physical fitness plantar flexion
| Others |
| PF | Pico Farad
| Others |
| PF | Pico Farads
| Others |
| pF | PicoFarads
| Others |
| PF | Pig Fat
| Others |
| PF | Pilgrim Fellowship
| Others |
| PF | Pilot Flying
| Others |
| PF | Pioneer and Fayette Railroad
| Others |
| PF | Pioneer and Fayette Railroad Company
| Others |
| PF | Pitiful Food
| Others |
| PF | Pius Felix
| Others |
| PF | Pizza Friend
| Others |
| PF | Plain Film
| Others |
| PF | Plant Food
| Others |
| PF | Plantar Fasciitis
| Others |
| PF | Plantar Flexion
| Others |
| PF | Plasma Factor
| Others |
| PF | Plasma Fibrinogen
| Others |
| PF | Plasmodium falciparum
| Others |
| PF | Plasticizer Free
| Others |
| PF | Platelet Factor
| Others |
| PF | Pleural Fluid
| Others |
| PF | Points For
| Others |
| PF | Policía Federal
| Others |
| PF | Polynésie Française
| Others |
| PF | Post Fermentation
| Others |
| PF | Post Fertilisation
| Others |
| PF | Post Fractum
| Others |
| PF | Post Fracture
| Others |
| PF | Posterior Fossa
| Others |
| PF | Posture Foundation
| Others |
| PF | Potentiation Factor
| Others |
| PF | Pounce Flag
| Others |
| pf | Power Factor
| Others |
| PF | Power Flash
| Others |
| PF | Power Forward
| Others |
| PF | Powered Flight
| Others |
| PF | Pre Final
| Others |
| PF | Pre-Flight
| Others |
| PF | Precipitation-Frequency
| Others |
| PF | Preferred Form
| Others |
| PF | prefrontal
| Others |
| PF | Pregnancy Friendly
| Others |
| PF | Premium Fine
| Others |
| PF | Premium Fund
| Others |
| PF | Preservative Free
| Others |
| PF | Press Fit
| Others |
| PF | Pretty Friendly
| Others |
| PF | Primary Fibromyalgia
| Others |
| PF | Primary Flow
| Others |
| PF | Primary Follicle
| Others |
| PF | Prime Factorization
| Others |
| PF | Prime Function
| Others |
| PF | Primordial Follicle
| Others |
| PF | Printer Friendly
| Others |
| PF | Private Foundation
| Others |
| PF | Prix Fixe
| Others |
| PF | Pro Forma
| Others |
| PF | Probability of Failure
| Others |
| PF | profile
| Others |
| PF | Program Files
| Others |
| PF | Program Function
| Others |
| PF | Programmable Function
| Others |
| PF | Project Fellow
| Others |
| PF | Proliferative Fraction
| Others |
| PF | Proof
| Others |
| PF | Proprietary Formats
| Others |
| PF | Prospective First
| Others |
| PF | Protection Factor
| Others |
| PF | Protocol Family
| Others |
| PF | Provident Fund
| Others |
| PF | Provident Funds
| Others |
| PF | Proximal Femur
| Others |
| PF | Pseudo Friends
| Others |
| PF | Psoriasis Foundation
| Others |
| PF | Pterygoid Fossa
| Others |
| PF | Public Folder
| Others |
| PF | Publii Filius
| Others |
| PF | Pulmonary Fibrosis
| Others |
| PF | Pulmonary Function
| Others |
| PF | Pulse Frequency
| Others |
| PF | Pulsed Field
| Others |
| PF | Purification Factor
| Others |
| PF | Purkinje fibre
| Others |
| PF | Purple Fringing
| Others |
| PF | Push Fluid
| Others |
| PF | The Probability Of Failure
| Others |
| PF | The Processor Flags
| Others |