| Acronym | Definition |
|---|
| SNPP | Simple Network Paging Protocol (for sending one and two-way messages to pagers; RFC 1861) |
| SNPP | Simple Network Paging Protocol |
| SNPP | Springfield Nuclear Power Plant (The Simpsons) |
| SNPP | Servicio Nacional de Promoción Profesional (Spanish) |
| SNPP | Subnational Population Projections (Office for National Statistics; UK) |
| SNPP | Starry Night Pro Plus (astronomy software) |
| SNPP | Standard NASA Payroll and Personnel (system) |
| SNPP | Syndicat National des Producteurs de Pouzzolane (French: National Union of Pozzolan Producers) |
| SNPP | Safety in Nuclear Power Plants |