| Potters Bar to Selargius | 969.88 mi (1,560.87 km) |
| Potters Bar to Selvazzano Dentro | 698.52 mi (1,124.17 km) |
| Potters Bar to Senago | 598.62 mi (963.39 km) |
| Potters Bar to Senigallia | 829.91 mi (1,335.62 km) |
| Potters Bar to Seravezza | 717.06 mi (1,154.00 km) |
| Potters Bar to Seregno | 597.35 mi (961.35 km) |
| Potters Bar to Seriate | 612.65 mi (985.96 km) |
| Potters Bar to Sermoneta | 936.27 mi (1,506.78 km) |
| Potters Bar to Serramanna | 953.97 mi (1,535.26 km) |
| Potters Bar to Serravalle Pistoiese | 741.21 mi (1,192.86 km) |
| Potters Bar to Sessa Aurunca | 983.60 mi (1,582.96 km) |
| Potters Bar to Sesto Calende | 574.88 mi (925.18 km) |
| Potters Bar to Sesto Fiorentino | 756.45 mi (1,217.38 km) |
| Potters Bar to Sesto San Giovanni | 604.42 mi (972.72 km) |
| Potters Bar to Sestri Levante | 676.57 mi (1,088.83 km) |
