| Oro Valley to Coudekerque-Branche | 5,396.17 mi (8,684.29 km) |
| Oro Valley to Coueron | 5,403.47 mi (8,696.04 km) |
| Oro Valley to Coulommiers | 5,514.50 mi (8,874.73 km) |
| Oro Valley to Courbevoic | 5,481.31 mi (8,821.31 km) |
| Oro Valley to Courcouronnes | 5,499.28 mi (8,850.23 km) |
| Oro Valley to Cournon-d'Auvergne | 5,651.40 mi (9,095.05 km) |
| Oro Valley to Courrieres | 5,439.40 mi (8,753.86 km) |
| Oro Valley to Coutras | 5,553.78 mi (8,937.94 km) |
| Oro Valley to Couzeix | 5,571.61 mi (8,966.64 km) |
| Oro Valley to Cran-Gevrier | 5,751.68 mi (9,256.43 km) |
| Oro Valley to Craponne | 5,708.11 mi (9,186.32 km) |
| Oro Valley to Creil | 5,474.21 mi (8,809.90 km) |
| Oro Valley to Crepy-en-Valois | 5,489.58 mi (8,834.62 km) |
| Oro Valley to Crest | 5,764.47 mi (9,277.01 km) |
| Oro Valley to Creteil | 5,493.36 mi (8,840.71 km) |
