21401 is the Postal Code/PLZ Code for Thomasburg in the Germany State of Lower Saxony and the District of Landkreis Lüneburg.
| Postal Code | 21401 |
| Postal Code Name | Thomasburg |
| State | Lower Saxony |
| District | Landkreis Lüneburg |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 21368 21397 21398 21400 29575 |