Profile
| Postal Code | 89-110 |
| Postal Code Name | Sadki |
| Voivodeship | Kuyavian-Pomeranian Voivodeship |
| County | Nakło County |
| Timezone | Central European Time (CET) |
| Adjacent Postal Codes | 89-100 89-115 89-240 89-300 89-310 89-333 |
| Postal Code | 89-110 |
| Postal Code Name | Sadki |
| Voivodeship | Kuyavian-Pomeranian Voivodeship |
| County | Nakło County |
| Timezone | Central European Time (CET) |
| Adjacent Postal Codes | 89-100 89-115 89-240 89-300 89-310 89-333 |