| Risca to Santa Ursula | 1,745.27 mi (2,808.74 km) |
| Risca to Santander | 563.76 mi (907.28 km) |
| Risca to Santany | 897.85 mi (1,444.95 km) |
| Risca to Santiago de Compostela | 654.74 mi (1,053.70 km) |
| Risca to Santiago del Teide | 1,760.36 mi (2,833.03 km) |
| Risca to Santiponce | 989.77 mi (1,592.87 km) |
| Risca to Santomera | 941.19 mi (1,514.70 km) |
| Risca to Santona | 564.51 mi (908.50 km) |
| Risca to Santurce-Antiguo | 571.94 mi (920.45 km) |
| Risca to Sarria | 642.37 mi (1,033.79 km) |
| Risca to Sauzal | 1,740.57 mi (2,801.18 km) |
| Risca to Sedavi | 851.60 mi (1,370.51 km) |
| Risca to Segorbe | 821.76 mi (1,322.49 km) |
| Risca to Segovia | 738.14 mi (1,187.92 km) |
| Risca to Senmanat | 733.61 mi (1,180.62 km) |
