| Keystone to Selargius | 5,105.81 mi (8,217.00 km) |
| Keystone to Selvazzano Dentro | 5,060.74 mi (8,144.47 km) |
| Keystone to Senago | 4,936.83 mi (7,945.06 km) |
| Keystone to Senigallia | 5,172.21 mi (8,323.87 km) |
| Keystone to Seravezza | 5,028.08 mi (8,091.91 km) |
| Keystone to Seregno | 4,938.13 mi (7,947.15 km) |
| Keystone to Seriate | 4,960.46 mi (7,983.08 km) |
| Keystone to Sermoneta | 5,224.15 mi (8,407.46 km) |
| Keystone to Serramanna | 5,089.46 mi (8,190.69 km) |
| Keystone to Serravalle Pistoiese | 5,058.25 mi (8,140.47 km) |
| Keystone to Sessa Aurunca | 5,278.02 mi (8,494.16 km) |
| Keystone to Sesto Calende | 4,910.57 mi (7,902.80 km) |
| Keystone to Sesto Fiorentino | 5,076.86 mi (8,170.41 km) |
| Keystone to Sesto San Giovanni | 4,942.60 mi (7,954.35 km) |
| Keystone to Sestri Levante | 4,982.36 mi (8,018.34 km) |
