| Place | Post Code |
|---|---|
| Bartniki, Kiwity | 11-106 |
| Czarny Kierz, Kiwity | 11-100 |
| Kiersnowo, Kiwity | 11-106 |
| Kierwiny, Kiwity | 11-100 |
| Kiwity, Kiwity | 11-106 |
| Klejdyty, Kiwity | 11-100 |
| Klutajny, Kiwity | 11-106 |
| Kobiela, Kiwity | 11-106 |
| Konity, Kiwity | 11-106 |
| Krekole, Kiwity | 11-106 |
| Maków, Kiwity | 11-106 |
| Napratki, Kiwity | 11-106 |
| Napraty, Kiwity | 11-100 |
| Parkity, Kiwity | 11-106 |
| Połapin, Kiwity | 11-106 |
| Rokitnik, Kiwity | 11-106 |
| Samolubie, Kiwity | 11-100 |
| Stoczek, Kiwity | 11-106, 11-100 |
| Tolniki Wielkie, Kiwity | 11-106 |
| Żegoty, Kiwity | 11-106 |
| All postal codes in Lidzbarski | |
|---|---|
| Kiwity, Lidzbarski | |
| Lidzbark Warmiński, Lidzbarski | |
| Lidzbark Warmiński (Gmina), Lidzbarski | |
| Lubomino, Lidzbarski | |
| Orneta, Lidzbarski | |