| Mercer Island to Shoreham-by-Sea | 4,816.94 mi (7,752.12 km) |
| Mercer Island to Shotley Bridge | 4,557.69 mi (7,334.90 km) |
| Mercer Island to Shrewsbury | 4,649.59 mi (7,482.80 km) |
| Mercer Island to Sidcup | 4,794.43 mi (7,715.89 km) |
| Mercer Island to Sidmouth | 4,744.63 mi (7,635.75 km) |
| Mercer Island to Sileby | 4,691.82 mi (7,550.75 km) |
| Mercer Island to Sittingbourne | 4,815.84 mi (7,750.35 km) |
| Mercer Island to Skegness | 4,706.70 mi (7,574.69 km) |
| Mercer Island to Skelmersdale | 4,604.23 mi (7,409.79 km) |
| Mercer Island to Skipton | 4,602.06 mi (7,406.31 km) |
| Mercer Island to Sleaford | 4,695.41 mi (7,556.54 km) |
| Mercer Island to Slough | 4,771.75 mi (7,679.39 km) |
| Mercer Island to Small Heath | 4,686.61 mi (7,542.36 km) |
| Mercer Island to Smethwick | 4,681.95 mi (7,534.88 km) |
| Mercer Island to Snaresbrook | 4,783.33 mi (7,698.02 km) |
