| Place | Post Code |
|---|---|
| Zagrzewo, Nidzica | 13-100 |
| Załuski, Nidzica | 13-100 |
| Żelazno, Nidzica | 13-100 |
| Zimna Woda, Nidzica | 13-100 |
| Złota Góra, Nidzica | 13-100 |
| All postal codes in Nidzicki | |
|---|---|
| Janowiec Kościelny, Nidzicki | |
| Janowo, Nidzicki | |
| Kozłowo, Nidzicki | |
| Nidzica, Nidzicki | |