GNCS
| Acronym | Definition |
|---|---|
| GNCS | Gateway Network Configuration System |
| GNCS | Guidance and Navigation Control System |
| GNCS | Guidance and Navigation Control System (US NASA) |
| GNCS | Gerontologic Nursing Consultation Service (est. 1988; University of Pennsylvania; Philadelphia, PA) |
| GNCS | Good News Correspondence School (est. 1978; India) |