| Romulus to Selargius | 4,589.52 mi (7,386.12 km) |
| Romulus to Selvazzano Dentro | 4,451.38 mi (7,163.81 km) |
| Romulus to Senago | 4,337.68 mi (6,980.82 km) |
| Romulus to Senigallia | 4,576.22 mi (7,364.71 km) |
| Romulus to Seravezza | 4,443.89 mi (7,151.75 km) |
| Romulus to Seregno | 4,337.81 mi (6,981.02 km) |
| Romulus to Seriate | 4,357.24 mi (7,012.30 km) |
| Romulus to Sermoneta | 4,656.23 mi (7,493.47 km) |
| Romulus to Serramanna | 4,572.32 mi (7,358.44 km) |
| Romulus to Serravalle Pistoiese | 4,472.29 mi (7,197.45 km) |
| Romulus to Sessa Aurunca | 4,708.63 mi (7,577.81 km) |
| Romulus to Sesto Calende | 4,311.83 mi (6,939.22 km) |
| Romulus to Sesto Fiorentino | 4,489.85 mi (7,225.72 km) |
| Romulus to Sesto San Giovanni | 4,343.62 mi (6,990.39 km) |
| Romulus to Sestri Levante | 4,398.88 mi (7,079.32 km) |
