| Harpenden to Saint-Lo | 189.57 mi (305.09 km) |
| Harpenden to Saint-Loubes | 476.78 mi (767.30 km) |
| Harpenden to Saint-Louis | 458.51 mi (737.91 km) |
| Harpenden to Saint-Lys | 578.07 mi (930.31 km) |
| Harpenden to Saint-Malo | 230.77 mi (371.39 km) |
| Harpenden to Saint-Mande | 239.12 mi (384.83 km) |
| Harpenden to Saint-Martin-Boulogne | 114.23 mi (183.83 km) |
| Harpenden to Saint-Martin-d'Heres | 537.71 mi (865.37 km) |
| Harpenden to Saint-Martin-de-Crau | 613.52 mi (987.36 km) |
| Harpenden to Saint-Maur-des-Fosses | 243.52 mi (391.91 km) |
| Harpenden to Saint-Maurice | 240.92 mi (387.72 km) |
| Harpenden to Saint-Max | 360.75 mi (580.58 km) |
| Harpenden to Saint-Maximin-la-Sainte-Baume | 645.72 mi (1,039.19 km) |
| Harpenden to Saint-Medard-en-Jalles | 478.49 mi (770.06 km) |
| Harpenden to Saint-Michel-sur-Orge | 249.36 mi (401.31 km) |
