| San Marcos to Selargius | 6,370.15 mi (10,251.77 km) |
| San Marcos to Selvazzano Dentro | 6,142.00 mi (9,884.59 km) |
| San Marcos to Senago | 6,046.49 mi (9,730.89 km) |
| San Marcos to Senigallia | 6,275.77 mi (10,099.87 km) |
| San Marcos to Seravezza | 6,163.83 mi (9,919.72 km) |
| San Marcos to Seregno | 6,045.27 mi (9,728.92 km) |
| San Marcos to Seriate | 6,060.31 mi (9,753.13 km) |
| San Marcos to Sermoneta | 6,383.08 mi (10,272.57 km) |
| San Marcos to Serramanna | 6,352.91 mi (10,224.03 km) |
| San Marcos to Serravalle Pistoiese | 6,188.77 mi (9,959.87 km) |
| San Marcos to Sessa Aurunca | 6,431.29 mi (10,350.16 km) |
| San Marcos to Sesto Calende | 6,022.51 mi (9,692.29 km) |
| San Marcos to Sesto Fiorentino | 6,204.27 mi (9,984.80 km) |
| San Marcos to Sesto San Giovanni | 6,052.31 mi (9,740.25 km) |
| San Marcos to Sestri Levante | 6,121.92 mi (9,852.28 km) |
