31089 is the Postal Code/PLZ Code for Duingen in the Germany State of Lower Saxony and the District of Landkreis Hildesheim.
| Postal Code | 31089 |
| Postal Code Name | Duingen |
| State | Lower Saxony |
| District | Landkreis Hildesheim |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 31020 31028 31036 31061 31073 37632 |