Walstro is een straat te Sprang-Capelle in de gemeente Waalwijk en is gelegen in de Nederlandse provincie Noord-Brabant.
| Postcode | Huisnummers |
|---|---|
| 5161 WK | 2, 4, 6, 10, 12, 14, 16, 18, 20, 22, 26, 28, 32, 34, 38, 40, 42, 44, 46, 48, 50; |
| 5161 WL | 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 39, 41, 47, 49; |