| Martin to Coudekerque-Branche | 744.20 mi (1,197.67 km) |
| Martin to Coueron | 957.36 mi (1,540.72 km) |
| Martin to Coulommiers | 717.70 mi (1,155.02 km) |
| Martin to Courbevoic | 754.43 mi (1,214.14 km) |
| Martin to Courcouronnes | 749.06 mi (1,205.50 km) |
| Martin to Cournon-d'Auvergne | 768.72 mi (1,237.13 km) |
| Martin to Courrieres | 718.03 mi (1,155.55 km) |
| Martin to Coutras | 936.02 mi (1,506.37 km) |
| Martin to Couzeix | 852.59 mi (1,372.10 km) |
| Martin to Cran-Gevrier | 636.16 mi (1,023.80 km) |
| Martin to Craponne | 701.20 mi (1,128.47 km) |
| Martin to Creil | 741.38 mi (1,193.14 km) |
| Martin to Crepy-en-Valois | 723.38 mi (1,164.16 km) |
| Martin to Crest | 720.00 mi (1,158.72 km) |
| Martin to Creteil | 745.93 mi (1,200.46 km) |
