21776 is the Postal Code/PLZ Code for Wanna in the Germany State of Lower Saxony and the District of Landkreis Cuxhaven.
| Postal Code | 21776 |
| Postal Code Name | Wanna |
| State | Lower Saxony |
| District | Landkreis Cuxhaven |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 21765 21775 27478 27607 27624 27639 |