| Grass Valley to Spello | 6,062.00 mi (9,755.84 km) |
| Grass Valley to Spilamberto | 5,927.25 mi (9,538.99 km) |
| Grass Valley to Spilimbergo | 5,888.16 mi (9,476.07 km) |
| Grass Valley to Spinea | 5,904.77 mi (9,502.81 km) |
| Grass Valley to Spoleto | 6,075.68 mi (9,777.86 km) |
| Grass Valley to Spoltore | 6,133.94 mi (9,871.62 km) |
| Grass Valley to Spresiano | 5,890.69 mi (9,480.14 km) |
| Grass Valley to Squinzano | 6,359.32 mi (10,234.34 km) |
| Grass Valley to Statte | 6,328.55 mi (10,184.81 km) |
| Grass Valley to Stezzano | 5,825.73 mi (9,375.61 km) |
| Grass Valley to Strada | 5,989.52 mi (9,639.20 km) |
| Grass Valley to Stradella | 5,847.22 mi (9,410.19 km) |
| Grass Valley to Striano | 6,240.91 mi (10,043.78 km) |
| Grass Valley to Subiaco | 6,134.69 mi (9,872.82 km) |
| Grass Valley to Sulmona | 6,151.50 mi (9,899.88 km) |
