NNL
| Acronym | Definition |
|---|---|
| NNL | Numbers Never Lie (sports) |
| NNL | No Net Loss (biodiversity) |
| NNL | National Natural Landmark (US) |
| NNL | Network and Native Load (energy management) |
| NNL | Never Never Land |
| NNL | National Negro League |
| NNL | Net Newsledger.com (online news service; Thunder Bay, Ontario, Canada) |
| NNL | Non-Nuclear Lance |
| NNL | National Nightline |
| NNL | Near-Natural Language |