| Achern to Coudekerque-Branche | 302.01 mi (486.04 km) |
| Achern to Coueron | 463.37 mi (745.72 km) |
| Achern to Coulommiers | 227.44 mi (366.02 km) |
| Achern to Courbevoic | 265.33 mi (427.01 km) |
| Achern to Courcouronnes | 257.38 mi (414.21 km) |
| Achern to Cournon-d'Auvergne | 303.51 mi (488.45 km) |
| Achern to Courrieres | 261.78 mi (421.29 km) |
| Achern to Coutras | 459.69 mi (739.79 km) |
| Achern to Couzeix | 372.39 mi (599.30 km) |
| Achern to Cran-Gevrier | 209.84 mi (337.70 km) |
| Achern to Craponne | 253.84 mi (408.52 km) |
| Achern to Creil | 256.96 mi (413.53 km) |
| Achern to Crepy-en-Valois | 238.67 mi (384.10 km) |
| Achern to Crest | 305.92 mi (492.33 km) |
| Achern to Creteil | 255.66 mi (411.45 km) |
