| Castanet-Tolosan to Sangeorz-Bai | 1,150.26 mi (1,851.17 km) |
| Castanet-Tolosan to Sannicolau Mare | 951.24 mi (1,530.88 km) |
| Castanet-Tolosan to Santana | 994.94 mi (1,601.20 km) |
| Castanet-Tolosan to Satu Mare | 1,070.61 mi (1,722.99 km) |
| Castanet-Tolosan to Scobinti | 1,255.51 mi (2,020.54 km) |
| Castanet-Tolosan to Scornicesti | 1,143.39 mi (1,840.11 km) |
| Castanet-Tolosan to Sebes | 1,092.74 mi (1,758.60 km) |
| Castanet-Tolosan to Seini | 1,088.41 mi (1,751.62 km) |
| Castanet-Tolosan to Sfantu-Gheorghe | 1,199.34 mi (1,930.15 km) |
| Castanet-Tolosan to Sibiu | 1,120.65 mi (1,803.50 km) |
| Castanet-Tolosan to Sighetu Marmatiei | 1,117.96 mi (1,799.18 km) |
| Castanet-Tolosan to Sighisoara | 1,151.53 mi (1,853.21 km) |
| Castanet-Tolosan to Simeria | 1,065.69 mi (1,715.07 km) |
| Castanet-Tolosan to Sinaia | 1,189.00 mi (1,913.52 km) |
| Castanet-Tolosan to Slatina | 1,135.05 mi (1,826.69 km) |
