| Castel San Giorgio to Soham | 1,046.16 mi (1,683.63 km) |
| Castel San Giorgio to Solihull | 1,116.35 mi (1,796.60 km) |
| Castel San Giorgio to Sompting | 999.70 mi (1,608.87 km) |
| Castel San Giorgio to South Hayling | 1,020.03 mi (1,641.58 km) |
| Castel San Giorgio to South Normanton | 1,133.96 mi (1,824.94 km) |
| Castel San Giorgio to South Ockendon | 1,009.21 mi (1,624.17 km) |
| Castel San Giorgio to South Shields | 1,227.70 mi (1,975.79 km) |
| Castel San Giorgio to Southall | 1,030.72 mi (1,658.78 km) |
| Castel San Giorgio to Southampton | 1,039.75 mi (1,673.32 km) |
| Castel San Giorgio to Southborough | 993.80 mi (1,599.37 km) |
| Castel San Giorgio to Southbourne | 1,046.57 mi (1,684.30 km) |
| Castel San Giorgio to Southend | 997.38 mi (1,605.13 km) |
| Castel San Giorgio to Southgate | 1,027.88 mi (1,654.22 km) |
| Castel San Giorgio to Southport | 1,210.13 mi (1,947.51 km) |
| Castel San Giorgio to Southwater | 1,008.46 mi (1,622.96 km) |
