| PFF | Packet Filtering Firewall 
| Others |
| PFF | Pagan Fertility Festival
| Others |
| PFF | Page Fault Frequency
| Others |
| PFF | Pakistan Fisherfolk Forum
| Others |
| PFF | Pakistan Football Federation
| Others |
| PFF | Paradoxical Functional Facilitation
| Others |
| PFF | Paraform File
| Others |
| PFF | Paraform file for
| Others |
| PFF | Partial Flow Filter
| Others |
| PFF | Path Finder Force
| Others |
| PFF | Pathy Family Foundation
| Others |
| PFF | Perfect Friend Forever
| Others |
| PFF | Pet Friends Forever
| Others |
| PFF | Pfadi Folk Festival
| Others |
| PFF | Philippine Football Federation
| Others |
| PFF | Phsyic Friend Fredbear
| Others |
| PFF | Piaggio Fast Forward
| Others |
| PFF | Pilot Fit Facility
| Others |
| PFF | Pink Friends Forever
| Others |
| PFF | Planning Factors File
| Others |
| PFF | Planning For the Future
| Others |
| PFF | Play For Fun
| Others |
| PFF | Playing For Fun
| Others |
| PFF | Police Field Force
| Others |
| PFF | Pomona First Federal
| Others |
| PFF | Porn Fetish Forum
| Others |
| PFF | Porsche Fan Forum
| Others |
| PFF | Portable Form File
| Others |
| PFF | Postcard Friendship Friday
| Others |
| PFF | Potential Frost Flower
| Others |
| PFF | Pre Formed Fragmentation
| Others |
| PFF | Preparing Future Faculty
| Others |
| PFF | Presbyterian Family Foundation
| Others |
| PFF | Presbyterian Frontier Fellowship
| Others |
| PFF | Pretty Farking Funny
| Others |
| PFF | Pretty Fat Friend
| Others |
| PFF | Pretty Fing Funny
| Others |
| PFF | Pro Football Focus
| Others |
| PFF | Products For Friends
| Others |
| PFF | Professional Fast Free
| Others |
| PFF | Progress Freedom Foundation
| Others |
| PFF | Progressive Free Fall
| Others |
| PFF | Property Filter File Format
| Others |
| PFF | Protect From Freezing
| Others |
| PFF | Protein Fat Free
| Others |
| PFF | Protein Free Filtrate
| Others |
| PFF | Psychic Fun Froyo
| Others |
| PFF | Psycho Fly Fishing
| Others |
| PFF | Psycho Frag Fest
| Others |
| PFF | Puffy Fat Fairy
| Others |
| PFF | Pulmonary Fibrosis Foundation
| Others |
| PFF | Pupa Font Format
| Others |
| PFF | Pure F***ing Fantasy
| Others |
| PFF | Pure Fantasy Football
| Others |
| PFF | Put Family First
| Others |
| PFF | Put Fish First
| Others |
| PFF | The Progress & Freedom Foundation
| Others |