Willem-Alexanderstraat is een straat te Mierlo in de gemeente Geldrop-Mierlo en is gelegen in de Nederlandse provincie Noord-Brabant.
| Postcode | Huisnummers |
|---|---|
| 5731 BE | 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 6, 4, 2, 2A; |
| 5731 BD | 39, 35, 33, 31, 29, 27, 25, 23, 21, 19, 17, 15, 13, 11, 9, 7, 5, 3, 1, 1A; |