| Harpenden to Spello | 859.58 mi (1,383.36 km) |
| Harpenden to Spilamberto | 724.88 mi (1,166.57 km) |
| Harpenden to Spilimbergo | 715.95 mi (1,152.21 km) |
| Harpenden to Spinea | 717.48 mi (1,154.67 km) |
| Harpenden to Spoleto | 872.32 mi (1,403.86 km) |
| Harpenden to Spoltore | 936.20 mi (1,506.67 km) |
| Harpenden to Spresiano | 707.48 mi (1,138.58 km) |
| Harpenden to Squinzano | 1,175.13 mi (1,891.20 km) |
| Harpenden to Statte | 1,138.65 mi (1,832.49 km) |
| Harpenden to Stezzano | 623.01 mi (1,002.64 km) |
| Harpenden to Strada | 784.35 mi (1,262.29 km) |
| Harpenden to Stradella | 640.95 mi (1,031.51 km) |
| Harpenden to Striano | 1,037.50 mi (1,669.69 km) |
| Harpenden to Subiaco | 929.88 mi (1,496.50 km) |
| Harpenden to Sulmona | 950.44 mi (1,529.59 km) |
