| Rock Island to Sudbury | 4,092.39 mi (6,586.07 km) |
| Rock Island to Sunbury | 4,070.14 mi (6,550.26 km) |
| Rock Island to Sunderland | 3,923.18 mi (6,313.75 km) |
| Rock Island to Sunninghill | 4,062.11 mi (6,537.33 km) |
| Rock Island to Surbiton | 4,075.52 mi (6,558.92 km) |
| Rock Island to Sutton | 4,080.65 mi (6,567.17 km) |
| Rock Island to Sutton Coldfield | 3,980.49 mi (6,405.98 km) |
| Rock Island to Sutton in Ashfield | 3,983.33 mi (6,410.55 km) |
| Rock Island to Sutton on Hull | 3,997.18 mi (6,432.84 km) |
| Rock Island to Swadlincote | 3,983.61 mi (6,410.99 km) |
| Rock Island to Swallownest | 3,973.42 mi (6,394.61 km) |
| Rock Island to Swanage | 4,038.64 mi (6,499.56 km) |
| Rock Island to Swindon | 4,014.36 mi (6,460.49 km) |
| Rock Island to Swinton | 3,969.82 mi (6,388.81 km) |
| Rock Island to Swinton | 3,931.45 mi (6,327.06 km) |
