177 — 7 códigos en 7 localidades (Países Bajos).
| Código postal | Localidad / Distrito | Provincia / Municipio | Coordenadas |
|---|---|---|---|
| Wieringerwerf | Hollands Kroon Municipality · North Holland | 52.8507, 5.0326 | |
| Kreileroord | Hollands Kroon Municipality · North Holland | 52.8418, 5.0824 | |
| Slootdorp | Hollands Kroon Municipality · North Holland | 52.8474, 4.9702 | |
| Middenmeer | Hollands Kroon Municipality · North Holland | 52.8019, 5.0033 | |
| Hippolytushoef | Hollands Kroon Municipality · North Holland | 52.9091, 4.9645 | |
| Westerland | Hollands Kroon Municipality · North Holland | 52.8731, 4.923 | |
| Den Oever | Hollands Kroon Municipality · North Holland | 52.9325, 5.0265 |