| Mastic Beach to Selargius | 4,169.23 mi (6,709.73 km) |
| Mastic Beach to Selvazzano Dentro | 4,078.17 mi (6,563.18 km) |
| Mastic Beach to Senago | 3,958.08 mi (6,369.92 km) |
| Mastic Beach to Senigallia | 4,196.16 mi (6,753.06 km) |
| Mastic Beach to Seravezza | 4,056.66 mi (6,528.56 km) |
| Mastic Beach to Seregno | 3,958.87 mi (6,371.18 km) |
| Mastic Beach to Seriate | 3,980.04 mi (6,405.25 km) |
| Mastic Beach to Sermoneta | 4,261.59 mi (6,858.37 km) |
| Mastic Beach to Serramanna | 4,152.32 mi (6,682.51 km) |
| Mastic Beach to Serravalle Pistoiese | 4,086.18 mi (6,576.06 km) |
| Mastic Beach to Sessa Aurunca | 4,315.05 mi (6,944.40 km) |
| Mastic Beach to Sesto Calende | 3,931.86 mi (6,327.71 km) |
| Mastic Beach to Sesto Fiorentino | 4,104.40 mi (6,605.39 km) |
| Mastic Beach to Sesto San Giovanni | 3,963.96 mi (6,379.38 km) |
| Mastic Beach to Sestri Levante | 4,011.02 mi (6,455.11 km) |
