| Gladstone to Coudekerque-Branche | 4,447.70 mi (7,157.89 km) |
| Gladstone to Coueron | 4,423.84 mi (7,119.49 km) |
| Gladstone to Coulommiers | 4,554.92 mi (7,330.44 km) |
| Gladstone to Courbevoic | 4,520.03 mi (7,274.28 km) |
| Gladstone to Courcouronnes | 4,536.93 mi (7,301.49 km) |
| Gladstone to Cournon-d'Auvergne | 4,676.07 mi (7,525.41 km) |
| Gladstone to Courrieres | 4,488.98 mi (7,224.31 km) |
| Gladstone to Coutras | 4,567.38 mi (7,350.50 km) |
| Gladstone to Couzeix | 4,592.19 mi (7,390.41 km) |
| Gladstone to Cran-Gevrier | 4,784.79 mi (7,700.37 km) |
| Gladstone to Craponne | 4,736.71 mi (7,623.00 km) |
| Gladstone to Creil | 4,515.56 mi (7,267.09 km) |
| Gladstone to Crepy-en-Valois | 4,531.85 mi (7,293.30 km) |
| Gladstone to Crest | 4,788.94 mi (7,707.05 km) |
| Gladstone to Creteil | 4,532.03 mi (7,293.59 km) |
