| Acronym | Definition |
|---|
| SAPN➣Société des Autoroutes Paris-Normandie (French: Paris-Normandy Motorway Company; est. 1963) |
| SAPN➣San Antonio Paranormal Network (San Antonio, TX) |
| SAPN➣Steam Across the Pacific Northwest (railroad video) |
| SAPN➣South Asian Perspectives Network |