88521 is the Postal Code/PLZ Code for Ertingen in the Germany State of Baden-Württemberg and the District of Landkreis Biberach.
| Postal Code | 88521 |
| Postal Code Name | Ertingen |
| State | Baden-Württemberg |
| District | Landkreis Biberach |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 88348 88422 88499 88518 88525 |