| PNDC | Pacific Northwest Dahlia Conference 
| Others |
| PNDC | Pacific Northwest Defense Coalition
| Others |
| PNDC | Pacific Northwest Delorean Club
| Others |
| PNDC | Pacific Northwest Dental Conference
| Others |
| PNDC | Pacific Northwest Development Council
| Others |
| PNDC | Pacific Northwest District Council
| Others |
| PNDC | Pars National Data Center
| Others |
| PNDC | Penn Northwest Development Corporation
| Others |
| PNDC | Power Network Demonstrations Centre
| Others |
| PNDC | Power Networks Demonstration Centre
| Others |
| PNDC | Powerful Non Defensive Communication
| Others |
| PNDC | Progressive Neuronal Degeneration of Childhood
| Others |
| PNDC | Provisional National Defence Council
| Others |