| Hilliard to Coudekerque-Branche | 3,972.14 mi (6,392.54 km) |
| Hilliard to Coueron | 3,915.09 mi (6,300.73 km) |
| Hilliard to Coulommiers | 4,066.68 mi (6,544.70 km) |
| Hilliard to Courbevoic | 4,030.37 mi (6,486.25 km) |
| Hilliard to Courcouronnes | 4,045.98 mi (6,511.37 km) |
| Hilliard to Cournon-d'Auvergne | 4,169.89 mi (6,710.79 km) |
| Hilliard to Courrieres | 4,010.92 mi (6,454.96 km) |
| Hilliard to Coutras | 4,049.66 mi (6,517.30 km) |
| Hilliard to Couzeix | 4,082.20 mi (6,569.66 km) |
| Hilliard to Cran-Gevrier | 4,286.64 mi (6,898.68 km) |
| Hilliard to Craponne | 4,234.23 mi (6,814.34 km) |
| Hilliard to Creil | 4,028.70 mi (6,483.57 km) |
| Hilliard to Crepy-en-Valois | 4,045.77 mi (6,511.04 km) |
| Hilliard to Crest | 4,281.56 mi (6,890.51 km) |
| Hilliard to Creteil | 4,042.19 mi (6,505.27 km) |
