| Hardinxveld-Giessendam to Sestu | 888.66 mi (1,430.16 km) |
| Hardinxveld-Giessendam to Settimo Torinese | 480.82 mi (773.81 km) |
| Hardinxveld-Giessendam to Seveso | 469.27 mi (755.22 km) |
| Hardinxveld-Giessendam to Sezze | 811.55 mi (1,306.06 km) |
| Hardinxveld-Giessendam to Siano | 892.98 mi (1,437.12 km) |
| Hardinxveld-Giessendam to Siena | 660.09 mi (1,062.32 km) |
| Hardinxveld-Giessendam to Signa | 626.09 mi (1,007.59 km) |
| Hardinxveld-Giessendam to Silea | 544.33 mi (876.02 km) |
| Hardinxveld-Giessendam to Silvi Paese | 773.24 mi (1,244.41 km) |
| Hardinxveld-Giessendam to Sinalunga | 675.12 mi (1,086.50 km) |
| Hardinxveld-Giessendam to Siniscola | 810.38 mi (1,304.18 km) |
| Hardinxveld-Giessendam to Sinnai | 889.69 mi (1,431.82 km) |
| Hardinxveld-Giessendam to Siracusa | 1,139.35 mi (1,833.61 km) |
| Hardinxveld-Giessendam to Solaro | 470.07 mi (756.51 km) |
| Hardinxveld-Giessendam to Soliera | 563.15 mi (906.30 km) |
