| Place | Post Code |
|---|---|
| Rybno, Sorkwity | 11-731 |
| Słomowo, Sorkwity | 11-731 |
| Sorkwity, Sorkwity | 11-731 |
| Stama, Sorkwity | 11-731 |
| Stary Gieląd, Sorkwity | 11-731 |
| Surmówka, Sorkwity | 11-731 |
| Szelągówka, Sorkwity | 11-731 |
| Szymanowo, Sorkwity | 11-731 |
| Warpuny, Sorkwity | 11-731 |
| Wilamówko, Sorkwity | 11-731 |
| Załuki, Sorkwity | 11-731 |
| Zamkowo, Sorkwity | 11-731 |
| Zyndaki, Sorkwity | 11-731 |
| All postal codes in Mrągowski | |
|---|---|
| Mikołajki, Mrągowski | |
| Mrągowo, Mrągowski | |
| Mrągowo (Gmina), Mrągowski | |
| Piecki, Mrągowski | |
| Sorkwity, Mrągowski | |