| Keystone to Spello | 5,168.07 mi (8,317.20 km) |
| Keystone to Spilamberto | 5,049.43 mi (8,126.27 km) |
| Keystone to Spilimbergo | 5,088.84 mi (8,189.69 km) |
| Keystone to Spinea | 5,074.50 mi (8,166.63 km) |
| Keystone to Spoleto | 5,175.34 mi (8,328.91 km) |
| Keystone to Spoltore | 5,251.17 mi (8,450.95 km) |
| Keystone to Spresiano | 5,070.46 mi (8,160.12 km) |
| Keystone to Squinzano | 5,494.91 mi (8,843.20 km) |
| Keystone to Statte | 5,451.14 mi (8,772.76 km) |
| Keystone to Stezzano | 4,958.42 mi (7,979.81 km) |
| Keystone to Strada | 5,089.08 mi (8,190.08 km) |
| Keystone to Stradella | 4,957.14 mi (7,977.75 km) |
| Keystone to Striano | 5,320.29 mi (8,562.18 km) |
| Keystone to Subiaco | 5,218.41 mi (8,398.21 km) |
| Keystone to Sulmona | 5,253.41 mi (8,454.54 km) |
