| River Forest to Snodland | 3,981.66 mi (6,407.87 km) |
| River Forest to Soham | 3,944.94 mi (6,348.77 km) |
| River Forest to Solihull | 3,862.97 mi (6,216.84 km) |
| River Forest to Sompting | 3,967.80 mi (6,385.55 km) |
| River Forest to South Hayling | 3,944.58 mi (6,348.18 km) |
| River Forest to South Normanton | 3,858.12 mi (6,209.04 km) |
| River Forest to South Ockendon | 3,969.64 mi (6,388.52 km) |
| River Forest to South Shields | 3,798.76 mi (6,113.51 km) |
| River Forest to Southall | 3,944.32 mi (6,347.76 km) |
| River Forest to Southampton | 3,924.38 mi (6,315.68 km) |
| River Forest to Southborough | 3,980.25 mi (6,405.59 km) |
| River Forest to Southbourne | 3,914.83 mi (6,300.31 km) |
| River Forest to Southend | 3,984.39 mi (6,412.26 km) |
| River Forest to Southgate | 3,950.04 mi (6,356.97 km) |
| River Forest to Southport | 3,780.21 mi (6,083.66 km) |
