| Frosinone to Senftenberg | 683.60 mi (1,100.15 km) |
| Frosinone to Siegburg | 697.68 mi (1,122.81 km) |
| Frosinone to Siegen | 687.57 mi (1,106.53 km) |
| Frosinone to Sigmaringen | 489.51 mi (787.79 km) |
| Frosinone to Simbach am Inn | 458.61 mi (738.06 km) |
| Frosinone to Simmerath | 704.83 mi (1,134.32 km) |
| Frosinone to Sindelfingen | 532.82 mi (857.48 km) |
| Frosinone to Sinsheim | 568.81 mi (915.41 km) |
| Frosinone to Sinzheim | 553.10 mi (890.13 km) |
| Frosinone to Sinzig | 681.01 mi (1,095.98 km) |
| Frosinone to Soest | 729.84 mi (1,174.56 km) |
| Frosinone to Solingen | 722.57 mi (1,162.86 km) |
| Frosinone to Soltau | 801.07 mi (1,289.20 km) |
| Frosinone to Sommerda | 666.81 mi (1,073.12 km) |
| Frosinone to Sondershausen | 682.70 mi (1,098.70 km) |
