| Acronym | Definition |
|---|
| NWDA | Northwest Digital Archives |
| NWDA | North West Development Agency (England) |
| NWDA | National Water Development Agency (India) |
| NWDA | National Wholesale Druggists Association (now Healthcare Distribution Management Association, HDMA) |
| NWDA | Northwest District Association |
| NWDA | Northeast Window and Door Association |
| NWDA | North Wales Deaf Association (UK) |
| NWDA | Nebraska Well Drillers Association |
| NWDA | North West Development Association (UK) |
| NWDA | North Woods Dressage Association |
| NWDA | Narmada Water Disputes Authority (India) |
| NWDA | North West Design Association |
| NWDA | National Wolf Dog Alliance |
| NWDA | North Warwickshire District Association |
| NWDA | North Whidbey Dart Association (Oak Harbor, WA) |
| NWDA | Northwestern Wisconsin Dietetic Association |