| Simi Valley to Selargius | 6,364.62 mi (10,242.87 km) |
| Simi Valley to Selvazzano Dentro | 6,125.11 mi (9,857.42 km) |
| Simi Valley to Senago | 6,032.25 mi (9,707.97 km) |
| Simi Valley to Senigallia | 6,259.43 mi (10,073.58 km) |
| Simi Valley to Seravezza | 6,150.53 mi (9,898.32 km) |
| Simi Valley to Seregno | 6,030.87 mi (9,705.74 km) |
| Simi Valley to Seriate | 6,045.30 mi (9,728.96 km) |
| Simi Valley to Sermoneta | 6,369.83 mi (10,251.25 km) |
| Simi Valley to Serramanna | 6,347.43 mi (10,215.21 km) |
| Simi Valley to Serravalle Pistoiese | 6,174.94 mi (9,937.60 km) |
| Simi Valley to Sessa Aurunca | 6,417.30 mi (10,327.64 km) |
| Simi Valley to Sesto Calende | 6,008.60 mi (9,669.91 km) |
| Simi Valley to Sesto Fiorentino | 6,190.10 mi (9,962.00 km) |
| Simi Valley to Sesto San Giovanni | 6,038.03 mi (9,717.27 km) |
| Simi Valley to Sestri Levante | 6,109.20 mi (9,831.80 km) |
