| Siedlce to Selargius | 1,089.96 mi (1,754.12 km) |
| Siedlce to Selvazzano Dentro | 667.80 mi (1,074.73 km) |
| Siedlce to Senago | 748.62 mi (1,204.79 km) |
| Siedlce to Senigallia | 717.58 mi (1,154.83 km) |
| Siedlce to Seravezza | 789.89 mi (1,271.20 km) |
| Siedlce to Seregno | 743.14 mi (1,195.97 km) |
| Siedlce to Seriate | 723.06 mi (1,163.65 km) |
| Siedlce to Sermoneta | 853.13 mi (1,372.98 km) |
| Siedlce to Serramanna | 1,086.56 mi (1,748.65 km) |
| Siedlce to Serravalle Pistoiese | 776.27 mi (1,249.29 km) |
| Siedlce to Sessa Aurunca | 851.10 mi (1,369.72 km) |
| Siedlce to Sesto Calende | 759.88 mi (1,222.91 km) |
| Siedlce to Sesto Fiorentino | 768.62 mi (1,236.97 km) |
| Siedlce to Sesto San Giovanni | 747.37 mi (1,202.78 km) |
| Siedlce to Sestri Levante | 803.32 mi (1,292.82 km) |
