| Willebroek to Santeramo in Colle | 923.87 mi (1,486.83 km) |
| Willebroek to Santo Stefano di Magra | 542.17 mi (872.53 km) |
| Willebroek to Santo Stino di Livenza | 529.80 mi (852.64 km) |
| Willebroek to Sarezzo | 459.89 mi (740.12 km) |
| Willebroek to Sarno | 860.83 mi (1,385.38 km) |
| Willebroek to Saronno | 432.61 mi (696.22 km) |
| Willebroek to Sarzana | 546.18 mi (879.00 km) |
| Willebroek to Sassari | 742.01 mi (1,194.14 km) |
| Willebroek to Sasso Marconi | 560.26 mi (901.65 km) |
| Willebroek to Sassuolo | 539.31 mi (867.93 km) |
| Willebroek to Sava | 970.87 mi (1,562.47 km) |
| Willebroek to Saviano | 852.22 mi (1,371.51 km) |
| Willebroek to Savigliano | 468.38 mi (753.78 km) |
| Willebroek to Savignano sul Panaro | 549.71 mi (884.67 km) |
| Willebroek to Savignano sul Rubicone | 609.54 mi (980.96 km) |
