| Mercer Island to Snodland | 4,808.84 mi (7,739.09 km) |
| Mercer Island to Soham | 4,750.80 mi (7,645.67 km) |
| Mercer Island to Solihull | 4,691.30 mi (7,549.92 km) |
| Mercer Island to Sompting | 4,815.37 mi (7,749.59 km) |
| Mercer Island to South Hayling | 4,800.63 mi (7,725.87 km) |
| Mercer Island to South Normanton | 4,665.37 mi (7,508.18 km) |
| Mercer Island to South Ockendon | 4,794.31 mi (7,715.70 km) |
| Mercer Island to South Shields | 4,561.88 mi (7,341.64 km) |
| Mercer Island to Southall | 4,777.10 mi (7,688.00 km) |
| Mercer Island to Southampton | 4,782.87 mi (7,697.29 km) |
| Mercer Island to Southborough | 4,813.32 mi (7,746.30 km) |
| Mercer Island to Southbourne | 4,781.97 mi (7,695.84 km) |
| Mercer Island to Southend | 4,803.50 mi (7,730.48 km) |
| Mercer Island to Southgate | 4,777.19 mi (7,688.14 km) |
| Mercer Island to Southport | 4,593.03 mi (7,391.77 km) |
