| Acronym | Definition |
|---|
| NWOA➣National Woodland Owners Association |
| NWOA➣North West Orienteering Association |
| NWOA➣Newton Wellesley Orthopedic Associates (Newton, MA) |
| NWOA➣National Wrestling Officials Association (various locations) |
| NWOA➣National Works Officers Association |
| NWOA➣National Women of Achievement, Incorporated (Community Service Organization) |