| Serta to Sangeorz-Bai | 1,707.39 mi (2,747.78 km) |
| Serta to Sannicolau Mare | 1,506.26 mi (2,424.09 km) |
| Serta to Santana | 1,550.61 mi (2,495.47 km) |
| Serta to Satu Mare | 1,628.13 mi (2,620.22 km) |
| Serta to Scobinti | 1,812.52 mi (2,916.98 km) |
| Serta to Scornicesti | 1,691.94 mi (2,722.91 km) |
| Serta to Sebes | 1,647.02 mi (2,650.63 km) |
| Serta to Seini | 1,645.90 mi (2,648.81 km) |
| Serta to Sfantu-Gheorghe | 1,753.21 mi (2,821.53 km) |
| Serta to Sibiu | 1,674.34 mi (2,694.59 km) |
| Serta to Sighetu Marmatiei | 1,675.48 mi (2,696.43 km) |
| Serta to Sighisoara | 1,706.47 mi (2,746.30 km) |
| Serta to Simeria | 1,619.67 mi (2,606.61 km) |
| Serta to Sinaia | 1,741.09 mi (2,802.02 km) |
| Serta to Slatina | 1,682.85 mi (2,708.28 km) |
