| Portici to Schijndel | 857.54 mi (1,380.08 km) |
| Portici to Schinnen | 808.34 mi (1,300.90 km) |
| Portici to Schoonhoven | 890.51 mi (1,433.14 km) |
| Portici to Simpelveld | 799.21 mi (1,286.21 km) |
| Portici to Sint Anthonis | 847.81 mi (1,364.41 km) |
| Portici to Sint Willebrord | 874.19 mi (1,406.87 km) |
| Portici to Sint-Michielsgestel | 860.83 mi (1,385.38 km) |
| Portici to Sint-Oedenrode | 853.82 mi (1,374.10 km) |
| Portici to Sittard | 811.63 mi (1,306.19 km) |
| Portici to Sliedrecht | 884.91 mi (1,424.12 km) |
| Portici to Slochteren | 926.05 mi (1,490.33 km) |
| Portici to Sluis | 892.92 mi (1,437.01 km) |
| Portici to Sneek | 936.40 mi (1,506.99 km) |
| Portici to Soest | 893.60 mi (1,438.11 km) |
| Portici to Someren | 837.38 mi (1,347.64 km) |
