| Acronym | Definition |
|---|
| CSNA | Cisco Systems Network Architecture |
| CSNA | Classification Society of North America |
| CSNA | California School Nutrition Association |
| CSNA | China Shipping North America (est. 2000; various locations) |
| CSNA | California State Numismatic Association (Alameda, CA) |
| CSNA | Cardozo Shaw Neighborhood Association (Washington, DC) |
| CSNA | Colorado Student Nurses' Association |
| CSNA | Certified Special Needs Advisor |
| CSNA | Convenience Stores and Newsagents Association (Irish retail representative organisation) |
| CSNA | Cisco System Network Architecture |
| CSNA | Cross States Numismatic Association |