Westduynen is een straat te Cadzand in de gemeente Sluis en is gelegen in de Nederlandse provincie Zeeland.
| Postcode | Huisnummers |
|---|---|
| 4506 GR | 24, 25, 26, 27, 28, 29, 30, 31A, 31, 32, 33, 34, 35, 36, 37, 39, 41A, 41, 43, 45, 47, 49, 51, 53, 23, 23A, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1; |