| Acronym | Definition |
|---|
| PRSN➣Puerto Rico Seismic Network (est. 1974) |
| PRSN➣Puget Reference Station Network (global positioning systems; Washington) |
| PRSN➣Peninsula Regional Support Network (Washington) |
| PRSN➣PAN (Polyarteritis Nodosa) Research and Support Network (Pittsburgh, PA) |
| PRSN➣Product Service Node |