SICN
| Acronym | Definition |
|---|---|
| SICN | Stichting Islamitisch Centrum Nederland (Dutch: Islamic Centre of the Netherlands Foundation) |
| SICN | Sistema Interconectado Centro Norte (Spanish: North Central Interconnected System; electricity; Peru) |
| SICN | Société Industrielle de Combustible Nucléaire (French: Society of Industrial Nuclear Fuel) |
| SICN | State Institutions Computer Network (Lithuania) |