GCIS
| Acronym | Definition |
|---|---|
| GCIS | Government Communication and Information System (South Africa) |
| GCIS | Georgia Career Information System (Atlanta, GA) |
| GCIS | Global Cluster Initiative Survey (economic policy research) |
| GCIS | Grade Crossing Inventory System (railroad) |
| GCIS | Global Customer Information System |
| GCIS | Global Communications Information Solutions |