NSCI
| Acronym | Definition |
|---|---|
| NSCI | National Sports Club of India |
| NSCI | National Smoking Cessation Institute (UK) |
| NSCI | New Sky Communications, Inc. (films; Livonia, NY) |
| NSCI | No Significant Cost Impact |
| NSCI | Nikko Securities Co. International Inc. (financial services; New York, NY) |
| NSCI | National School Conference Institute LLC (Phoenix, AZ; training) |