PZK
| Acronym | Definition |
|---|---|
| PZK | Polski Zwiazek Krotkofalowcow (Polish: Polish Union of Amateur Radio) |
| PZK | Porsche Zentrum Koblenz (German car company) |
| PZK | Perfect Zero-Knowledge (mathematics) |
| PZK | Porozumienie Ziemi Krasnostawskiej (Polish: Krasnystaw Earth Understanding; volunteer organization; Krasnystaw, Poland) |
| PZK | Projekt Zeszyty Komiksowe (Polish: Draft Writing Comic) |