| Cuellar to Solofra | 996.25 mi (1,603.31 km) |
| Cuellar to Somma Lombardo | 714.67 mi (1,150.14 km) |
| Cuellar to Somma Vesuviana | 974.50 mi (1,568.31 km) |
| Cuellar to Sommacampagna | 808.30 mi (1,300.83 km) |
| Cuellar to Sona | 808.10 mi (1,300.51 km) |
| Cuellar to Sondrio | 778.97 mi (1,253.64 km) |
| Cuellar to Sora | 925.59 mi (1,489.60 km) |
| Cuellar to Sorbolo | 780.28 mi (1,255.74 km) |
| Cuellar to Soresina | 759.70 mi (1,222.63 km) |
| Cuellar to Sorisole | 759.51 mi (1,222.31 km) |
| Cuellar to Sorrento | 973.81 mi (1,567.20 km) |
| Cuellar to Sorso | 671.85 mi (1,081.23 km) |
| Cuellar to Sortino | 1,072.64 mi (1,726.24 km) |
| Cuellar to Soverato Marina | 1,116.63 mi (1,797.05 km) |
| Cuellar to Sovicille | 803.34 mi (1,292.84 km) |
