NTRL
| Acronym | Definition |
|---|---|
| NTRL | National Technical Reports Library (US DOC) |
| NTRL | Northern Territory Rugby League (est. 1950; Australia) |
| NTRL | National Training Resources Limited (UK) |
| NTRL | Non-Tenure Research Line (Stanford University) |
| NTRL | North Texas Regional Laboratory (consumer regulations; Fort Worth, TX) |
| NTRL | Navy Training Research Laboratory (US Navy) |