| Letchworth to Saint-Brice-sous-Foret | 235.14 mi (378.42 km) |
| Letchworth to Saint-Brieuc | 264.24 mi (425.26 km) |
| Letchworth to Saint-Chamas | 631.14 mi (1,015.71 km) |
| Letchworth to Saint-Chamond | 498.24 mi (801.84 km) |
| Letchworth to Saint-Claude | 473.92 mi (762.71 km) |
| Letchworth to Saint-Cloud | 242.14 mi (389.68 km) |
| Letchworth to Saint-Cyprien | 664.07 mi (1,068.72 km) |
| Letchworth to Saint-Cyr-l'Ecole | 241.64 mi (388.88 km) |
| Letchworth to Saint-Cyr-sur-Loire | 318.70 mi (512.90 km) |
| Letchworth to Saint-Cyr-sur-Mer | 667.16 mi (1,073.68 km) |
| Letchworth to Saint-Denis | 238.93 mi (384.53 km) |
| Letchworth to Saint-Die-des-Vosges | 407.41 mi (655.66 km) |
| Letchworth to Saint-Dizier | 324.63 mi (522.45 km) |
| Letchworth to Saint-Doulchard | 356.63 mi (573.94 km) |
| Letchworth to Saint-Egreve | 538.34 mi (866.37 km) |
