| Caldicot to Soham | 141.01 mi (226.93 km) |
| Caldicot to Solihull | 70.23 mi (113.02 km) |
| Caldicot to Sompting | 116.79 mi (187.95 km) |
| Caldicot to South Hayling | 94.71 mi (152.42 km) |
| Caldicot to South Normanton | 120.39 mi (193.74 km) |
| Caldicot to South Ockendon | 130.88 mi (210.63 km) |
| Caldicot to South Shields | 241.41 mi (388.51 km) |
| Caldicot to Southall | 102.02 mi (164.18 km) |
| Caldicot to Southampton | 75.14 mi (120.93 km) |
| Caldicot to Southborough | 133.37 mi (214.63 km) |
| Caldicot to Southbourne | 72.83 mi (117.21 km) |
| Caldicot to Southend | 148.57 mi (239.10 km) |
| Caldicot to Southgate | 112.56 mi (181.15 km) |
| Caldicot to Southport | 142.50 mi (229.32 km) |
| Caldicot to Southwater | 110.68 mi (178.12 km) |
