| Prudhoe to Sangeorgiu de Mures | 1,278.21 mi (2,057.09 km) |
| Prudhoe to Sangeorz-Bai | 1,253.40 mi (2,017.15 km) |
| Prudhoe to Sannicolau Mare | 1,154.92 mi (1,858.67 km) |
| Prudhoe to Santana | 1,175.00 mi (1,890.98 km) |
| Prudhoe to Satu Mare | 1,168.18 mi (1,880.00 km) |
| Prudhoe to Scobinti | 1,340.20 mi (2,156.85 km) |
| Prudhoe to Scornicesti | 1,367.26 mi (2,200.39 km) |
| Prudhoe to Sebes | 1,269.15 mi (2,042.50 km) |
| Prudhoe to Seini | 1,184.99 mi (1,907.06 km) |
| Prudhoe to Sfantu-Gheorghe | 1,357.19 mi (2,184.19 km) |
| Prudhoe to Sibiu | 1,298.24 mi (2,089.31 km) |
| Prudhoe to Sighetu Marmatiei | 1,201.43 mi (1,933.51 km) |
| Prudhoe to Sighisoara | 1,304.41 mi (2,099.24 km) |
| Prudhoe to Simeria | 1,252.95 mi (2,016.43 km) |
| Prudhoe to Sinaia | 1,370.18 mi (2,205.10 km) |
