| Locality | Post Code |
|---|---|
| Diekhusen-Fahrstedt | 25709 |
| Friedrichskoog | 25718 |
| Helse | 25709 |
| Kaiser-Wilhelm-Koog | 25709 |
| Kronprinzenkoog | 25709 |
| Marne | 25709 |
| Marnerdeich | 25709 |
| Neufeld | 25724 |
| Neufelderkoog | 25724 |
| Ramhusen | 25715 |
| Schmedeswurth | 25724 |
| Trennewurth | 25693 |
| Volsemenhusen | 25693 |