78604 is the Postal Code/PLZ Code for Rietheim-Weilheim in the Germany State of Baden-Württemberg and the District of Landkreis Tuttlingen.
| Postal Code | 78604 |
| Postal Code Name | Rietheim-Weilheim |
| State | Baden-Württemberg |
| District | Landkreis Tuttlingen |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 78549 78573 78582 78589 78595 78606 |