| Niagara Falls to Stanmore | 3,548.90 mi (5,711.41 km) |
| Niagara Falls to Stannington | 3,454.40 mi (5,559.32 km) |
| Niagara Falls to Stansted Mountfitchet | 3,561.23 mi (5,731.24 km) |
| Niagara Falls to Stanwell | 3,547.14 mi (5,708.58 km) |
| Niagara Falls to Stapleford | 3,476.43 mi (5,594.77 km) |
| Niagara Falls to Staveley | 3,464.81 mi (5,576.08 km) |
| Niagara Falls to Stepney | 3,562.29 mi (5,732.95 km) |
| Niagara Falls to Stevenage | 3,545.49 mi (5,705.92 km) |
| Niagara Falls to Stevenston | 3,280.74 mi (5,279.84 km) |
| Niagara Falls to Stirling | 3,301.22 mi (5,312.81 km) |
| Niagara Falls to Stockport | 3,430.54 mi (5,520.93 km) |
| Niagara Falls to Stocksbridge | 3,450.34 mi (5,552.78 km) |
| Niagara Falls to Stockton-on-Tees | 3,433.43 mi (5,525.57 km) |
| Niagara Falls to Stoke Gifford | 3,463.26 mi (5,573.57 km) |
| Niagara Falls to Stoke-on-Trent | 3,439.45 mi (5,535.26 km) |
