| Macomb to Coudekerque-Branche | 4,241.16 mi (6,825.49 km) |
| Macomb to Coueron | 4,210.42 mi (6,776.01 km) |
| Macomb to Coulommiers | 4,345.76 mi (6,993.82 km) |
| Macomb to Courbevoic | 4,310.53 mi (6,937.13 km) |
| Macomb to Courcouronnes | 4,327.18 mi (6,963.92 km) |
| Macomb to Cournon-d'Auvergne | 4,463.33 mi (7,183.04 km) |
| Macomb to Courrieres | 4,281.93 mi (6,891.11 km) |
| Macomb to Coutras | 4,352.37 mi (7,004.46 km) |
| Macomb to Couzeix | 4,378.65 mi (7,046.75 km) |
| Macomb to Cran-Gevrier | 4,573.75 mi (7,360.73 km) |
| Macomb to Craponne | 4,524.76 mi (7,281.89 km) |
| Macomb to Creil | 4,306.65 mi (6,930.88 km) |
| Macomb to Crepy-en-Valois | 4,323.12 mi (6,957.38 km) |
| Macomb to Crest | 4,576.04 mi (7,364.43 km) |
| Macomb to Creteil | 4,322.50 mi (6,956.39 km) |
