21261 is the Postal Code/PLZ Code for Welle in the Germany State of Lower Saxony and the District of Landkreis Harburg.
| Postal Code | 21261 |
| Postal Code Name | Welle |
| State | Lower Saxony |
| District | Landkreis Harburg |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 21255 21256 21259 29640 |