| Altena to Coudekerque-Branche | 229.30 mi (369.02 km) |
| Altena to Coueron | 508.24 mi (817.93 km) |
| Altena to Coulommiers | 265.99 mi (428.07 km) |
| Altena to Courbevoic | 291.63 mi (469.33 km) |
| Altena to Courcouronnes | 297.16 mi (478.23 km) |
| Altena to Cournon-d'Auvergne | 434.89 mi (699.88 km) |
| Altena to Courrieres | 213.77 mi (344.03 km) |
| Altena to Coutras | 561.56 mi (903.74 km) |
| Altena to Couzeix | 475.80 mi (765.73 km) |
| Altena to Cran-Gevrier | 379.61 mi (610.92 km) |
| Altena to Craponne | 406.66 mi (654.45 km) |
| Altena to Creil | 268.76 mi (432.52 km) |
| Altena to Crepy-en-Valois | 254.71 mi (409.92 km) |
| Altena to Crest | 470.14 mi (756.62 km) |
| Altena to Creteil | 288.61 mi (464.48 km) |
