| Postal Code | 61-139 |
| Postal Code Name | Poznan |
| Voivodeship | Greater Poland Voivodeship |
| County | Poznan |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 61-111 61-112 61-113 61-124 61-131 61-138 61-152 61-153 61-156 61-158 61-159 61-164 61-166 61-168 61-223 61-233 61-246 61-361 61-369 61-375 61-387 61-395 61-397 |