51145 is the Postal Code/PLZ Code for Köln in the Germany State of North Rhine-Westphalia and the District of Köln.
| Postal Code | 51145 |
| Postal Code Name | Köln |
| State | North Rhine-Westphalia |
| District | Köln |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 51143 51147 51149 |