| PNG | Pacific Northern Gas 
| Others |
| PNG | Pacific Northwest Gigapop
| Others |
| PNG | Park n Grab
| Others |
| PNG | Particularly Nasty Graphic
| Others |
| PNG | Partido Nacionalista Galego
| Others |
| PNG | Patrol Northern Greenland
| Others |
| PNG | Pennsylvania National Guard
| Others |
| PNG | Persona Non Grata
| Others |
| PNG | Personal Network Graphics
| Others |
| PNG | Philippine National Games
| Others |
| PNG | Piedmont Natural Gas
| Others |
| PNG | Pinnacle Nutrition Group
| Others |
| PNG | Piped Natural Gas
| Others |
| PNG | Pipeline Natural Gas
| Others |
| PNG | PNG's Not GIF
| Others |
| PNG | Pngs Not Gif
| Others |
| PNG | Port Neches-Groves
| Others |
| PNG | Portabel Network Graphics
| Others |
| PNG | Portable Network Graphic
| Others |
| PNG | Portable Network Graphics
| Others |
| PNG | Portable Network Graphics image format
| Others |
| PNG | Portable Network Graphicspng
| Others |
| PNG | Portable Networks Graphics
| Others |
| PNG | Pressurised Natural Gas
| Others |
| PNG | Presto Next Generation
| Others |
| PNG | Prime Number Generator
| Others |
| PNG | Private Non Guaranteed
| Others |
| PNG | Professional Numismatist Guild
| Others |
| PNG | Professional Numismatists Guild
| Others |
| PNG | Project Next Generation
| Others |
| PNG | Proportional Navigational Guidance
| Others |
| PNG | Providence Newspaper Guild
| Others |
| PNG | Santos Dumont Airport
| Others |