| PGI | Chitato Airport 
| Others |
| PGI | Chitato, Angola
| Others |
| PGI | Pacific Gestalt Institute
| Others |
| PGI | Parameter Group Identifier
| Others |
| PGI | Parappanangadi railway station
| Others |
| PGI | Parking Guidance and Information
| Others |
| PGI | Partido Gallego Independiente
| Others |
| PGI | Partido Galleguista de Izquierdas
| Others |
| PGI | Pas Grau Internacional
| Others |
| PGI | Pas Grau International
| Others |
| PGI | Persekutuan Gereja-gereja di Indonesia
| Others |
| PGI | Personal Globe Inventory
| Others |
| PGI | Personal Growth And Involvement
| Others |
| PGI | Peter Gwozski Invitational
| Others |
| PGI | Peter Gzowski Invitational
| Others |
| PGI | Phillips Graduate Institute
| Others |
| PGI | Phoenic Graphics Interface
| Others |
| PGI | PHOENICS Graphics Interface
| Others |
| PGI | Phosphoglucose Isomerase
| Others |
| PGI | Photo Gallery International
| Others |
| PGI | Piranha Games Inc
| Others |
| PGI | Piranha Games Inc.
| Others |
| PGI | Plague Get Infected
| Others |
| PGI | Platelet Gathering Inhibitor
| Others |
| PGI | Platinum Guild
| Others |
| PGI | Platinum Guild International
| Others |
| PGI | Plenus Group Inc
| Others |
| PGI | Polymer Group Inc
| Others |
| PGI | Polymer Group Inc.
| Others |
| PGI | Poona Goan Institute
| Others |
| PGI | Portland Group Inc.
| Others |
| PGI | Portland Group, Inc.
| Others |
| PGI | Positive Global Impact
| Others |
| PGI | Post Good Issue
| Others |
| PGI | Post Goods Issue
| Others |
| PGI | Potential Gross Income
| Others |
| PGI | Premiere Global Services, Inc.
| Others |
| PGI | Presidential Guard Institute
| Others |
| PGI | Price Grouping Information
| Others |
| PGI | Principal Global Indicators
| Others |
| PGI | Printer Graphics File
| Others |
| PGI | Printer Graphics File device driver ( PGRAPH library)
| Others |
| PGI | Procedures Guidance and Information
| Others |
| PGI | Procedures, Guidance, and Information
| Others |
| PGI | Product Group Information
| Others |
| PGI | Progeny Graphical Installer
| Others |
| PGI | Progressive Guarantee Inc
| Others |
| PGI | Protected Geographical Indication
| Others |
| PGI | Protected Graphical Indication
| Others |
| PGI | Purge Gas Inlet
| Others |
| PGI | Pyrotechnics Guild International
| Others |
| PGI | The Peter Gzowski Invitational
| Others |