NTRB
| Acronym | Definition |
|---|---|
| NTRB | Native Title Representative Body (Department of Families, Housing, Community Services and Indigenous Affairs; Australia) |
| NTRB | Nuclear Technology Reference Book (US DOE) |
| NTRB | National Transportation Research Board (aka Transportation Research Board) |
| NTRB | North Texas Radio for the Blind (Dallas, Texas) |