| Ort | Postleitzahl |
|---|---|
| Bąbolin, Gniewkowo | 88-140 |
| Branno, Gniewkowo | 88-140 |
| Buczkowo, Gniewkowo | 88-140 |
| Chrząstowo, Gniewkowo | 88-140 |
| Dąblin, Gniewkowo | 88-140 |
| Gąski, Gniewkowo | 88-140, 88-110 |
| Gniewkowo, Gniewkowo | 88-140 |
| Godzięba, Gniewkowo | 88-140 |
| Kaczkowo, Gniewkowo | 88-140 |
| Kawęczyn, Gniewkowo | 88-140 |
| Kępa Kujawska, Gniewkowo | 88-140 |
| Kijewo, Gniewkowo | 88-140 |
| Klepary, Gniewkowo | 88-140 |
| Lipie, Gniewkowo | 88-140 |
| Lipionka, Gniewkowo | 88-140 |
| Markowo, Gniewkowo | 88-140 |
| Murzynko, Gniewkowo | 88-140 |
| Murzynno, Gniewkowo | 88-140 |
| Ostrowo, Gniewkowo | 88-140 |
| Perkowo, Gniewkowo | 88-140 |
| Skalmierowice, Gniewkowo | 88-140 |
| Suchatówka, Gniewkowo | 88-140 |
| Szadłowice, Gniewkowo | 88-140 |
| Szpital, Gniewkowo | 88-140 |
| Warzyn, Gniewkowo | 88-140 |
| Więcławice, Gniewkowo | 88-140 |