| Acronym | Definition |
|---|
| SBN | Servizio Bibliotecario Nazionale (Italian: National Library Service) |
| SBN | Surface Bullnose |
| SBN | Satellite Broadcast Network |
| SBN | Sociedade Brasileira de Nefrologia (Portuguese: Brazilian Society of Nephrology) |
| SBN | Spring Break Nationals (trade show) |
| SBN | Superior Business Network (Costa Mesa, CA; est. 2002) |
| SBN | Standard Book Number (now ISBN) |
| SBN | Strontium Barium Niobate |
| SBN | Society for Behavioral Neuroendocrinology |
| SBN | School Board News (various schools) |
| SBN | Stop Bullying Now |
| SBN | Salt Bath Nitriding (heat treating process) |
| SBN | Sociedade Brasileira de Neurocirurgia (Brazilian Society of Neurosurgery) |
| SBN | Site Builder Network |
| SBN | Strong Base Number (petroleum and lubricant industry) |
| SBN | South Bend, IN, USA - Michiana Regional Airport (Airport Code) |
| SBN | Southern Blue Nile (Sudan) |
| SBN | Student Broadcast Network |
| SBN | Schout-Bij-Nacht (Dutch) |
| SBN | Special Billing Number |
| SBN | State Bar Number (attorney) |
| SBN | Sa Bum Nim |
| SBN | Suzhou Bordnetze Electrical Systems Ltd. (China) |
| SBN | Single Bullnose (tiles & building materials) |
| SBN | Sabinian (linguistics) |
| SBN | SportBikers Network |
| SBN | Ship Building Navy |
| SBN | Static Bayesian Network (information processing) |