| Chepstow to Selargius | 1,027.58 mi (1,653.73 km) |
| Chepstow to Selvazzano Dentro | 788.37 mi (1,268.76 km) |
| Chepstow to Senago | 681.40 mi (1,096.61 km) |
| Chepstow to Senigallia | 916.97 mi (1,475.72 km) |
| Chepstow to Seravezza | 796.31 mi (1,281.53 km) |
| Chepstow to Seregno | 680.72 mi (1,095.51 km) |
| Chepstow to Seriate | 697.96 mi (1,123.26 km) |
| Chepstow to Sermoneta | 1,015.29 mi (1,633.95 km) |
| Chepstow to Serramanna | 1,011.11 mi (1,627.23 km) |
| Chepstow to Serravalle Pistoiese | 822.10 mi (1,323.04 km) |
| Chepstow to Sessa Aurunca | 1,064.35 mi (1,712.91 km) |
| Chepstow to Sesto Calende | 656.57 mi (1,056.65 km) |
| Chepstow to Sesto Fiorentino | 838.26 mi (1,349.04 km) |
| Chepstow to Sesto San Giovanni | 687.30 mi (1,106.11 km) |
| Chepstow to Sestri Levante | 753.90 mi (1,213.29 km) |
