| Somain to Rouvroy | 16.77 mi (26.99 km) |
| Somain to Royan | 383.22 mi (616.73 km) |
| Somain to Rueil-Malmaison | 113.57 mi (182.78 km) |
| Somain to Rumilly | 333.68 mi (537.01 km) |
| Somain to Sable-sur-Sarthe | 238.68 mi (384.12 km) |
| Somain to Saint-Amand-les-Eaux | 8.99 mi (14.47 km) |
| Somain to Saint-Amand-Montrond | 253.62 mi (408.16 km) |
| Somain to Saint-Andre | 23.36 mi (37.59 km) |
| Somain to Saint-Andre-de-Cubzac | 408.95 mi (658.13 km) |
| Somain to Saint-Andre-les-Vergers | 147.73 mi (237.74 km) |
| Somain to Saint-Ave | 328.96 mi (529.41 km) |
| Somain to Saint-Avertin | 236.98 mi (381.38 km) |
| Somain to Saint-Avold | 175.86 mi (283.01 km) |
| Somain to Saint-Barthelemy-d'Anjou | 263.10 mi (423.43 km) |
| Somain to Saint-Brevin-les-Pins | 327.96 mi (527.80 km) |
