| Place | Post Code |
|---|---|
| Maliniec, Babiak | 62-620 |
| Mchowo, Babiak | 62-620 |
| Mostki-Kolonia, Babiak | 62-620 |
| Nowiny Brdowskie, Babiak | 62-620 |
| Olszak, Babiak | 62-620 |
| Osówie, Babiak | 62-620 |
| Ostrowy Brdowskie, Babiak | 62-620 |
| Ozorzyn, Babiak | 62-620 |
| Poddębno, Babiak | 62-620 |
| Podkiejsze, Babiak | 62-620 |
| Polonisz, Babiak | 62-620 |
| Psary, Babiak | 62-620 |
| Radoszewice, Babiak | 62-620 |
| Stare Morzyce, Babiak | 62-620 |
| Stefanowo, Babiak | 62-620 |
| Stypin, Babiak | 62-620 |
| Suchy Las, Babiak | 62-620 |
| Wawrzyny, Babiak | 62-620 |
| Wiecinin, Babiak | 62-620 |
| Zakrzewo, Babiak | 62-620 |
| Żurawieniec, Babiak | 62-620 |
| Zwierzchociny, Babiak | 62-620 |