| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Blankenburg | 38889 |
| Postal/ZIP Codes in Cattenstedt | 38889 |
| Postal/ZIP Codes in Derenburg | 38895 |
| Postal/ZIP Codes in Heimburg | 38889 |
| Postal/ZIP Codes in Hüttenrode | 38889 |
| Postal/ZIP Codes in Timmenrode | 06502 |
| Postal/ZIP Codes in Wienrode | 38889 |