CNSG
| Acronym | Definition |
|---|---|
| CNSG | Converged Network Services Group (various locations) |
| CNSG | Commander, Naval Security Group (Command) |
| CNSG | Canadian Network Systems Group (Mississauga, Ontario, Canada) |
| CNSG | Computer and Network Security Group (Torino, Italy) |
| CNSG | Consolidated Nuclear Steam Generator |
| CNSG | Counter Narcotics Steering Group (est. 2004) |
| CNSG | Country Night St. Gallen (Switzerland) |