| Rank | Abbreviation | Meaning |
|---|
| ***** | SPPF | Sociedade Portuguesa de Pastagens e Forragens
| |
| ***** | SPPF | Seychelles People's Progressive Front
| |
| ***** | SPPF | Solid Phase Pressure Forming
| |
| ***** | SPPF | Spacehab's Payload Processing Facility
| |
| ***** | SPPF | Surface Plasmon Polariton Field
| |
| ***** | SPPF | Sociedade de Pesquisa e Preservação Ferroviária
| |
| **** | SPPF | Spacelab Payload Processing Facility
| |
| **** | SPPF | Scottish Policing Performance Framework
| |
| **** | SPPF | Serebii's Pokemon Palace Forums
| |
| **** | SPPF | Single Page per File
| |
| **** | SPPF | Saint Paul Police Foundation
| |
| *** | SPPF | Site Platform Processing Facility
| |
| *** | SPPF | South Pacific Programme Facility
| |
| *** | SPPF | State Policy Planning Framework
| |
| *** | SPPF | Student Public Policy Forum
| |
| *** | SPPF | South Pacific Peacekeeping Force
| |
| *** | SPPF | Slovak Post Privatisation Fund
| |
| ** | SPPF | S People Progressive Front
| |
| ** | SPPF | South Pacific Project Facility
| |
| ** | SPPF | Specialist Postcard Paper Fairs
| |
| ** | SPPF | South Pacific Peoples Foundation
| |
| ** | SPPF | Seargent Pepper Page Fun
| |
| ** | SPPF | Spacehab Payload Processing Facility
| |
| ** | SPPF | Serebii~s Pokémon Pages Forum
| |
| * | SPPF | Seychelles People Progressive Front
| |