| Birsfelden to Coudekerque-Branche | 336.19 mi (541.05 km) |
| Birsfelden to Coueron | 437.58 mi (704.22 km) |
| Birsfelden to Coulommiers | 226.54 mi (364.58 km) |
| Birsfelden to Courbevoic | 264.00 mi (424.86 km) |
| Birsfelden to Courcouronnes | 250.81 mi (403.64 km) |
| Birsfelden to Cournon-d'Auvergne | 244.34 mi (393.23 km) |
| Birsfelden to Courrieres | 291.78 mi (469.58 km) |
| Birsfelden to Coutras | 408.52 mi (657.45 km) |
| Birsfelden to Couzeix | 323.78 mi (521.07 km) |
| Birsfelden to Cran-Gevrier | 134.79 mi (216.93 km) |
| Birsfelden to Craponne | 185.78 mi (298.99 km) |
| Birsfelden to Creil | 263.48 mi (424.02 km) |
| Birsfelden to Crepy-en-Valois | 246.31 mi (396.39 km) |
| Birsfelden to Crest | 231.50 mi (372.56 km) |
| Birsfelden to Creteil | 252.63 mi (406.58 km) |
