PCEN
| Acronym | Definition |
|---|---|
| PCEN | Podkarpackie Centrum Edukacji Nauczycieli (Polish: Subcarpathia Teacher Education Center) |
| PCEN | Postel Center for Experimental Networking (est. 2000; California) |
| PCEN | Pupils with Compensatory Education Needs |
| PCEN | Jonathan B. Postel Center for Experimental Networking |
| PCEN | Postgraduate Certificate in Engineering (University of Southern Queensland; Australia) |