77656 is the Postal Code/PLZ Code for Offenburg in the Germany State of Baden-Württemberg and the District of Landkreis Ortenaukreis.
| Postal Code | 77656 |
| Postal Code Name | Offenburg |
| State | Baden-Württemberg |
| District | Landkreis Ortenaukreis |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 77652 77694 77731 77746 77749 77791 77797 77799 |