| 6ROADS Observatory | Wojnówko | — |
 Astronomic Observatory in Włocławek | — | — |
| Astronomical Observatory named after Professor Robert Głębocki | Gdansk | — |
 Astronomical Observatory of the Jagiellonian University | Voivodato de Pequeña Polonia | — |
| Belsk Magnetic Observatory | — | — |
| Borowiec Astrogeodynamic Observatory | Borówiec | — |
 Breslau observatory | Breslavia | — |
 BRITE-Lem | — | — |
 Centro Astronómico de Toruń | Torún | 94 m |
 Chorzow observatory | Chorzów | — |
| Cracow-Fort Skala observatory | Cracovia | — |
| Danzig observatory | Gdansk | — |
| Driesen observatory | Drezdenko | — |
 Geophysical Observatory in Racibórz | Racibórz | 211 m |
 Hel Magnetic Observatory | Hel | — |
| Jana Heweliusza w Gdańsku astronomical observatory | Gdansk | — |
| Kielce observatory | Kielce | — |
 Lubomir Astronomical Observatory | — | — |
 Mon Plaisir Tower | Świeradów-Zdrój | — |
 Mount Suhora Observatory | — | — |
| Narama observatory | Narama | — |
 Observatorio Meteorológico de Alta Montaña de Śnieżka | Karpacz | 1.602 m |
| Obserwatorium Astronomiczne Grudziądz | Grudziądz | — |
| Ostrorog observatory | Ostroróg | — |
 Ostrowik Observatory | Gmina Celestynów | 200 m |
| Platanus Observatory | Lusówko | — |
| Plonsk observatory | Płońsk | — |
 Poznań Observatory | Poznań | — |
| Queen Jadwiga Astronomical Observatory | — | — |
 Silesian Planetarium | Chorzów | 316 m |
| Smolecin observatory | Smolęcin | — |
| Solaris observatory | — | — |
 Space Research Centre, Polish Academy of Sciences | Breslavia | — |
| Szamotuly-Galowo observatory | Gałowo | — |
 Warsaw University Astronomical Observatory | Warszawa-Śródmieście | — |