| Sun Prairie to Sangeorgiu de Mures | 5,032.04 mi (8,098.29 km) |
| Sun Prairie to Sangeorz-Bai | 4,998.57 mi (8,044.41 km) |
| Sun Prairie to Sannicolau Mare | 4,924.73 mi (7,925.59 km) |
| Sun Prairie to Santana | 4,941.65 mi (7,952.82 km) |
| Sun Prairie to Satu Mare | 4,919.08 mi (7,916.50 km) |
| Sun Prairie to Scobinti | 5,070.78 mi (8,160.63 km) |
| Sun Prairie to Scornicesti | 5,133.09 mi (8,260.90 km) |
| Sun Prairie to Sebes | 5,031.06 mi (8,096.72 km) |
| Sun Prairie to Seini | 4,934.20 mi (7,940.83 km) |
| Sun Prairie to Sfantu-Gheorghe | 5,110.00 mi (8,223.75 km) |
| Sun Prairie to Sibiu | 5,058.93 mi (8,141.56 km) |
| Sun Prairie to Sighetu Marmatiei | 4,945.35 mi (7,958.77 km) |
| Sun Prairie to Sighisoara | 5,059.32 mi (8,142.19 km) |
| Sun Prairie to Simeria | 5,017.46 mi (8,074.82 km) |
| Sun Prairie to Sinaia | 5,127.91 mi (8,252.58 km) |
