| Heerlen to Selargius | 818.14 mi (1,316.68 km) |
| Heerlen to Selvazzano Dentro | 464.38 mi (747.35 km) |
| Heerlen to Senago | 393.75 mi (633.68 km) |
| Heerlen to Senigallia | 599.67 mi (965.08 km) |
| Heerlen to Seravezza | 515.17 mi (829.09 km) |
| Heerlen to Seregno | 390.58 mi (628.59 km) |
| Heerlen to Seriate | 397.99 mi (640.50 km) |
| Heerlen to Sermoneta | 725.75 mi (1,167.99 km) |
| Heerlen to Serramanna | 804.51 mi (1,294.73 km) |
| Heerlen to Serravalle Pistoiese | 532.88 mi (857.59 km) |
| Heerlen to Sessa Aurunca | 766.99 mi (1,234.35 km) |
| Heerlen to Sesto Calende | 376.03 mi (605.16 km) |
| Heerlen to Sesto Fiorentino | 544.54 mi (876.36 km) |
| Heerlen to Sesto San Giovanni | 398.69 mi (641.63 km) |
| Heerlen to Sestri Levante | 483.43 mi (778.01 km) |
