| Ciechanow to Selargius | 1,086.58 mi (1,748.68 km) |
| Ciechanow to Selvazzano Dentro | 652.80 mi (1,050.58 km) |
| Ciechanow to Senago | 721.24 mi (1,160.72 km) |
| Ciechanow to Senigallia | 717.58 mi (1,154.84 km) |
| Ciechanow to Seravezza | 774.65 mi (1,246.68 km) |
| Ciechanow to Seregno | 715.65 mi (1,151.73 km) |
| Ciechanow to Seriate | 697.37 mi (1,122.32 km) |
| Ciechanow to Sermoneta | 859.25 mi (1,382.84 km) |
| Ciechanow to Serramanna | 1,081.86 mi (1,741.09 km) |
| Ciechanow to Serravalle Pistoiese | 764.07 mi (1,229.65 km) |
| Ciechanow to Sessa Aurunca | 862.54 mi (1,388.13 km) |
| Ciechanow to Sesto Calende | 729.88 mi (1,174.62 km) |
| Ciechanow to Sesto Fiorentino | 758.34 mi (1,220.43 km) |
| Ciechanow to Sesto San Giovanni | 720.63 mi (1,159.74 km) |
| Ciechanow to Sestri Levante | 783.41 mi (1,260.78 km) |
