| Olten to Creutzwald | 139.63 mi (224.72 km) |
| Olten to Croissy-sur-Seine | 285.72 mi (459.83 km) |
| Olten to Croix | 314.83 mi (506.66 km) |
| Olten to Crosne | 268.33 mi (431.83 km) |
| Olten to Cuers | 297.71 mi (479.11 km) |
| Olten to Cugnaux | 412.54 mi (663.91 km) |
| Olten to Cusset | 226.50 mi (364.52 km) |
| Olten to Dammarie-le-Lys | 256.44 mi (412.70 km) |
| Olten to Dammartin-en-Goele | 267.54 mi (430.56 km) |
| Olten to Dardilly | 183.61 mi (295.50 km) |
| Olten to Darnetal | 341.60 mi (549.75 km) |
| Olten to Dax | 500.46 mi (805.41 km) |
| Olten to Decines-Charpieu | 177.30 mi (285.34 km) |
| Olten to Denain | 290.29 mi (467.17 km) |
| Olten to Deuil-la-Barre | 280.25 mi (451.03 km) |
