| Morriston to Selargius | 1,063.48 mi (1,711.51 km) |
| Morriston to Selvazzano Dentro | 837.65 mi (1,348.06 km) |
| Morriston to Senago | 728.34 mi (1,172.15 km) |
| Morriston to Senigallia | 965.04 mi (1,553.08 km) |
| Morriston to Seravezza | 841.63 mi (1,354.47 km) |
| Morriston to Seregno | 727.87 mi (1,171.40 km) |
| Morriston to Seriate | 745.78 mi (1,200.22 km) |
| Morriston to Sermoneta | 1,060.10 mi (1,706.06 km) |
| Morriston to Serramanna | 1,046.81 mi (1,684.68 km) |
| Morriston to Serravalle Pistoiese | 867.99 mi (1,396.90 km) |
| Morriston to Sessa Aurunca | 1,109.78 mi (1,786.02 km) |
| Morriston to Sesto Calende | 703.19 mi (1,131.67 km) |
| Morriston to Sesto Fiorentino | 884.46 mi (1,423.41 km) |
| Morriston to Sesto San Giovanni | 734.27 mi (1,181.69 km) |
| Morriston to Sestri Levante | 798.60 mi (1,285.22 km) |
