| Birsfelden to Cognac | 398.37 mi (641.11 km) |
| Birsfelden to Cogolin | 301.84 mi (485.77 km) |
| Birsfelden to Colmar | 38.56 mi (62.06 km) |
| Birsfelden to Colombes | 264.61 mi (425.85 km) |
| Birsfelden to Colomiers | 407.80 mi (656.29 km) |
| Birsfelden to Combs-la-Ville | 245.94 mi (395.80 km) |
| Birsfelden to Comines | 304.22 mi (489.59 km) |
| Birsfelden to Compiegne | 254.63 mi (409.78 km) |
| Birsfelden to Concarneau | 536.53 mi (863.47 km) |
| Birsfelden to Conde-sur-l'Escaut | 270.93 mi (436.03 km) |
| Birsfelden to Conflans-Sainte-Honorine | 272.92 mi (439.22 km) |
| Birsfelden to Corbas | 183.42 mi (295.18 km) |
| Birsfelden to Corbeil-Essonnes | 248.31 mi (399.61 km) |
| Birsfelden to Cormeilles-en-Parisis | 267.93 mi (431.19 km) |
| Birsfelden to Cosne sur Loire | 219.58 mi (353.37 km) |
