| Clayton to Sangeorgiu de Mures | 1,256.58 mi (2,022.27 km) |
| Clayton to Sangeorz-Bai | 1,235.14 mi (1,987.76 km) |
| Clayton to Sannicolau Mare | 1,124.39 mi (1,809.53 km) |
| Clayton to Santana | 1,147.26 mi (1,846.34 km) |
| Clayton to Satu Mare | 1,148.55 mi (1,848.41 km) |
| Clayton to Scobinti | 1,325.54 mi (2,133.25 km) |
| Clayton to Scornicesti | 1,339.20 mi (2,155.23 km) |
| Clayton to Sebes | 1,243.86 mi (2,001.81 km) |
| Clayton to Seini | 1,165.87 mi (1,876.29 km) |
| Clayton to Sfantu-Gheorghe | 1,335.43 mi (2,149.17 km) |
| Clayton to Sibiu | 1,273.42 mi (2,049.37 km) |
| Clayton to Sighetu Marmatiei | 1,184.04 mi (1,905.53 km) |
| Clayton to Sighisoara | 1,282.16 mi (2,063.44 km) |
| Clayton to Simeria | 1,226.26 mi (1,973.48 km) |
| Clayton to Sinaia | 1,346.34 mi (2,166.73 km) |
