NNBC
| Acronym | Definition |
|---|---|
| NNBC | National Novelty Brush Company (Lancaster, PA) |
| NNBC | Node-Negative Breast Cancer |
| NNBC | New Native Baby Carrier |
| NNBC | Node-Negative Breast Carcinoma |
| NNBC | National Network of Breastfeeding Co-ordinators |
| NNBC | North Naples Baptist Church (Florida) |
| NNBC | National News Broadcasting Corporation |