| Southport to Saint-Nazaire | 441.76 mi (710.94 km) |
| Southport to Saint-Omer | 299.63 mi (482.21 km) |
| Southport to Saint-Orens-de-Gameville | 727.38 mi (1,170.60 km) |
| Southport to Saint-Ouen | 400.12 mi (643.94 km) |
| Southport to Saint-Ouen-l'Aumone | 386.94 mi (622.73 km) |
| Southport to Saint-Paul-les-Dax | 691.23 mi (1,112.42 km) |
| Southport to Saint-Paul-Trois-Chateaux | 731.77 mi (1,177.67 km) |
| Southport to Saint-Philbert-de-Grand-Lieu | 460.81 mi (741.59 km) |
| Southport to Saint-Pierre-des-Corps | 462.20 mi (743.84 km) |
| Southport to Saint-Pierre-du-Mont | 684.02 mi (1,100.82 km) |
| Southport to Saint-Pierre-du-Perray | 421.48 mi (678.31 km) |
| Southport to Saint-Pol-sur-Mer | 289.12 mi (465.29 km) |
| Southport to Saint-Priest | 653.41 mi (1,051.56 km) |
| Southport to Saint-Quentin | 375.68 mi (604.59 km) |
| Southport to Saint-Rambert | 649.10 mi (1,044.63 km) |
