NGIA
| Acronym | Definition |
|---|---|
| NGIA | Nursery & Garden Industry Australia |
| NGIA | National Geospatial-Intelligence Agency |
| NGIA | New Gwadar International Airport (Pakistan) |
| NGIA | Nebraska Grocery Industry Association (Lincoln, NE) |
| NGIA | National Geospatial Information Agency (US Federal Geographic Data Committee) |
| NGIA | Novell GroupWise Internet Agent |