Notering byer (11 sted (er)). Velg byen for å se postnummeret (s):
| Jankowice* (1) Jankowice Rybnickie (1) Janów (1) Jasienica (1) Jastrzębie-Zdrój (6) Jaworze (1) | Jaworzno (7) Jaworzynka* (1) Jejkowice (1) Jeleśnia (1) Julianka* (1) |
