| Postal Code | 85-840 |
| Postal Code Name | Bydgoszcz |
| Voivodeship | Kuyavian-Pomeranian Voivodeship |
| County | Bydgoszcz |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 85-806 85-825 85-830 85-831 85-833 85-834 85-835 85-836 85-839 85-843 85-844 85-853 85-854 85-862 85-871 85-873 85-875 85-876 85-877 85-882 85-885 85-892 |