| Romulus to Spello | 4,583.92 mi (7,377.11 km) |
| Romulus to Spilamberto | 4,454.51 mi (7,168.84 km) |
| Romulus to Spilimbergo | 4,465.00 mi (7,185.72 km) |
| Romulus to Spinea | 4,461.95 mi (7,180.81 km) |
| Romulus to Spoleto | 4,594.02 mi (7,393.36 km) |
| Romulus to Spoltore | 4,665.64 mi (7,508.61 km) |
| Romulus to Spresiano | 4,453.90 mi (7,167.85 km) |
| Romulus to Squinzano | 4,910.99 mi (7,903.48 km) |
| Romulus to Statte | 4,870.73 mi (7,838.69 km) |
| Romulus to Stezzano | 4,355.94 mi (7,010.21 km) |
| Romulus to Strada | 4,504.63 mi (7,249.51 km) |
| Romulus to Stradella | 4,363.65 mi (7,022.61 km) |
| Romulus to Striano | 4,752.37 mi (7,648.20 km) |
| Romulus to Subiaco | 4,645.05 mi (7,475.49 km) |
| Romulus to Sulmona | 4,674.04 mi (7,522.13 km) |
