| Naples to Sangeorz-Bai | 685.80 mi (1,103.68 km) |
| Naples to Sannicolau Mare | 481.81 mi (775.40 km) |
| Naples to Santana | 525.79 mi (846.18 km) |
| Naples to Satu Mare | 642.24 mi (1,033.58 km) |
| Naples to Scobinti | 773.50 mi (1,244.83 km) |
| Naples to Scornicesti | 582.66 mi (937.71 km) |
| Naples to Sebes | 586.21 mi (943.41 km) |
| Naples to Seini | 653.29 mi (1,051.37 km) |
| Naples to Sfantu-Gheorghe | 674.92 mi (1,086.17 km) |
| Naples to Sibiu | 603.63 mi (971.45 km) |
| Naples to Sighetu Marmatiei | 682.40 mi (1,098.22 km) |
| Naples to Sighisoara | 645.06 mi (1,038.12 km) |
| Naples to Simeria | 559.71 mi (900.77 km) |
| Naples to Sinaia | 649.19 mi (1,044.77 km) |
| Naples to Slatina | 570.50 mi (918.12 km) |
