| Gravelines to Siegburg | 221.58 mi (356.60 km) |
| Gravelines to Siegen | 256.46 mi (412.74 km) |
| Gravelines to Sigmaringen | 375.49 mi (604.29 km) |
| Gravelines to Simbach am Inn | 521.72 mi (839.62 km) |
| Gravelines to Simmerath | 184.14 mi (296.35 km) |
| Gravelines to Sindelfingen | 344.03 mi (553.66 km) |
| Gravelines to Sinsheim | 322.30 mi (518.69 km) |
| Gravelines to Sinzheim | 309.61 mi (498.27 km) |
| Gravelines to Sinzig | 225.96 mi (363.64 km) |
| Gravelines to Soest | 261.59 mi (420.99 km) |
| Gravelines to Solingen | 215.45 mi (346.73 km) |
| Gravelines to Soltau | 355.51 mi (572.15 km) |
| Gravelines to Sommerda | 390.20 mi (627.96 km) |
| Gravelines to Sondershausen | 379.23 mi (610.32 km) |
| Gravelines to Sonneberg | 398.02 mi (640.56 km) |
