428 — 7 códigos en 7 localidades (Países Bajos).
| Código postal | Localidad / Distrito | Provincia / Municipio | Coordenadas |
|---|---|---|---|
| Andel | Altena · North Brabant | 51.7822, 5.058 | |
| Giessen | Altena · North Brabant | 51.7872, 5.0318 | |
| Rijswijk (NB) | Altena · North Brabant | 51.7978, 5.0234 | |
| Woudrichem | Altena · North Brabant | 51.8124, 4.997 | |
| Almkerk | Altena · North Brabant | 51.7724, 4.9582 | |
| Waardhuizen | Altena · North Brabant | 51.7769, 5.0062 | |
| Uitwijk | Altena · North Brabant | 51.7865, 5.0077 |