| Letterkenny to Saint-Nazaire | 581.66 mi (936.09 km) |
| Letterkenny to Saint-Omer | 507.16 mi (816.19 km) |
| Letterkenny to Saint-Orens-de-Gameville | 889.97 mi (1,432.26 km) |
| Letterkenny to Saint-Ouen | 597.14 mi (961.00 km) |
| Letterkenny to Saint-Ouen-l'Aumone | 583.57 mi (939.17 km) |
| Letterkenny to Saint-Paul-les-Dax | 831.10 mi (1,337.53 km) |
| Letterkenny to Saint-Paul-Trois-Chateaux | 918.67 mi (1,478.45 km) |
| Letterkenny to Saint-Philbert-de-Grand-Lieu | 607.30 mi (977.36 km) |
| Letterkenny to Saint-Pierre-des-Corps | 637.15 mi (1,025.39 km) |
| Letterkenny to Saint-Pierre-du-Mont | 829.73 mi (1,335.33 km) |
| Letterkenny to Saint-Pierre-du-Perray | 617.50 mi (993.77 km) |
| Letterkenny to Saint-Pol-sur-Mer | 498.01 mi (801.47 km) |
| Letterkenny to Saint-Priest | 846.75 mi (1,362.71 km) |
| Letterkenny to Saint-Quentin | 581.86 mi (936.41 km) |
| Letterkenny to Saint-Rambert | 838.13 mi (1,348.84 km) |
