30855 is the Postal Code/PLZ Code for Langenhagen in the Germany State of Lower Saxony and the District of Landkreis Region Hannover.
| Postal Code | 30855 |
| Postal Code Name | Langenhagen |
| State | Lower Saxony |
| District | Landkreis Region Hannover |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 30419 30669 30826 30827 30851 30853 30900 30916 |