| Locality | Post Code |
|---|---|
| An der Chaussee | 25840 |
| Arlewatt | 25860 |
| Drage | 25878 |
| Elisabeth-Sophien-Koog | 25845 |
| Feddersdeich | 25840 |
| Fresendelf | 25876 |
| Hattstedt | 25856 |
| Hattstedtermarsch | 25856 |
| Horstedt | 25860 |
| Hude | 25876 |
| Huderfähre | 25876 |
| Koldenbüttel | 25840 |
| Mildstedt | 25866 |
| Mildterhof | 25840 |
| Nordstrand | 25845 |
| Nordstrandischmoor | 25845 |
| Oldersbek | 25873 |
| Olderup | 25860 |
| Ostenfeld | 25872 |
| Ramstedt | 25876 |
| Rantrum | 25873 |
| Schwabstedt | 25876 |
| Seeth | 25878 |
| Simonsberg | 25813 |
| Spaltenhof | 25813 |
| Süderhöft | 25876 |