51643 is the Postal Code/PLZ Code for Gummersbach in the Germany State of North Rhine-Westphalia and the District of Landkreis Oberbergischer Kreis. The town of Gummersbach is located in Postal Code 51643.
| Postal Code | 51643 |
| Postal Code Name | Gummersbach |
| State | North Rhine-Westphalia |
| District | Landkreis Oberbergischer Kreis |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 51645 51647 51766 |