| Cuellar to Sangeorgiu de Mures | 1,465.68 mi (2,358.78 km) |
| Cuellar to Sangeorz-Bai | 1,480.17 mi (2,382.10 km) |
| Cuellar to Sannicolau Mare | 1,279.64 mi (2,059.38 km) |
| Cuellar to Santana | 1,323.81 mi (2,130.46 km) |
| Cuellar to Satu Mare | 1,400.81 mi (2,254.38 km) |
| Cuellar to Scobinti | 1,585.34 mi (2,551.36 km) |
| Cuellar to Scornicesti | 1,467.37 mi (2,361.50 km) |
| Cuellar to Sebes | 1,420.65 mi (2,286.32 km) |
| Cuellar to Seini | 1,418.58 mi (2,282.98 km) |
| Cuellar to Sfantu-Gheorghe | 1,527.00 mi (2,457.46 km) |
| Cuellar to Sibiu | 1,448.16 mi (2,330.59 km) |
| Cuellar to Sighetu Marmatiei | 1,448.16 mi (2,330.59 km) |
| Cuellar to Sighisoara | 1,479.91 mi (2,381.69 km) |
| Cuellar to Simeria | 1,393.39 mi (2,242.44 km) |
| Cuellar to Sinaia | 1,515.43 mi (2,438.85 km) |
