Volharding is een straat te Bunschoten-Spakenburg in de gemeente Bunschoten en is gelegen in de Nederlandse provincie Utrecht.
| Postcode | Huisnummers |
|---|---|
| 3751 HH | 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28; |
| 3751 HG | 35, 33, 31, 29, 27, 25, 23, 21, 19, 17, 15, 13, 11, 9, 7, 5, 3, 1, 1a; |