| Middle River to Selargius | 4,382.82 mi (7,053.47 km) |
| Middle River to Selvazzano Dentro | 4,289.25 mi (6,902.87 km) |
| Middle River to Senago | 4,169.61 mi (6,710.33 km) |
| Middle River to Senigallia | 4,407.82 mi (7,093.71 km) |
| Middle River to Seravezza | 4,268.77 mi (6,869.92 km) |
| Middle River to Seregno | 4,170.34 mi (6,711.51 km) |
| Middle River to Seriate | 4,191.38 mi (6,745.38 km) |
| Middle River to Sermoneta | 4,474.23 mi (7,200.57 km) |
| Middle River to Serramanna | 4,365.90 mi (7,026.24 km) |
| Middle River to Serravalle Pistoiese | 4,298.23 mi (6,917.33 km) |
| Middle River to Sessa Aurunca | 4,527.64 mi (7,286.54 km) |
| Middle River to Sesto Calende | 4,143.40 mi (6,668.15 km) |
| Middle River to Sesto Fiorentino | 4,316.41 mi (6,946.59 km) |
| Middle River to Sesto San Giovanni | 4,175.49 mi (6,719.81 km) |
| Middle River to Sestri Levante | 4,223.15 mi (6,796.51 km) |
