| Ironton to Schiedam | 4,076.98 mi (6,561.27 km) |
| Ironton to Schijndel | 4,125.78 mi (6,639.81 km) |
| Ironton to Schinnen | 4,163.13 mi (6,699.91 km) |
| Ironton to Schoonhoven | 4,093.48 mi (6,587.82 km) |
| Ironton to Simpelveld | 4,170.57 mi (6,711.88 km) |
| Ironton to Sint Anthonis | 4,142.89 mi (6,667.33 km) |
| Ironton to Sint Willebrord | 4,094.93 mi (6,590.16 km) |
| Ironton to Sint-Michielsgestel | 4,122.10 mi (6,633.88 km) |
| Ironton to Sint-Oedenrode | 4,128.41 mi (6,644.04 km) |
| Ironton to Sittard | 4,160.98 mi (6,696.45 km) |
| Ironton to Sliedrecht | 4,094.08 mi (6,588.79 km) |
| Ironton to Slochteren | 4,130.97 mi (6,648.15 km) |
| Ironton to Sluis | 4,054.49 mi (6,525.07 km) |
| Ironton to Sneek | 4,093.42 mi (6,587.72 km) |
| Ironton to Soest | 4,104.13 mi (6,604.96 km) |
