| Valongo to Sangeorz-Bai | 1,682.17 mi (2,707.19 km) |
| Valongo to Sannicolau Mare | 1,485.67 mi (2,390.95 km) |
| Valongo to Santana | 1,528.96 mi (2,460.62 km) |
| Valongo to Satu Mare | 1,600.76 mi (2,576.17 km) |
| Valongo to Scobinti | 1,787.58 mi (2,876.83 km) |
| Valongo to Scornicesti | 1,678.02 mi (2,700.52 km) |
| Valongo to Sebes | 1,627.37 mi (2,619.00 km) |
| Valongo to Seini | 1,618.82 mi (2,605.23 km) |
| Valongo to Sfantu-Gheorghe | 1,734.05 mi (2,790.68 km) |
| Valongo to Sibiu | 1,655.42 mi (2,664.14 km) |
| Valongo to Sighetu Marmatiei | 1,647.85 mi (2,651.96 km) |
| Valongo to Sighisoara | 1,685.87 mi (2,713.15 km) |
| Valongo to Simeria | 1,600.42 mi (2,575.63 km) |
| Valongo to Sinaia | 1,723.96 mi (2,774.45 km) |
| Valongo to Slatina | 1,669.53 mi (2,686.84 km) |
