| Harstad to Coudekerque-Branche | 1,314.76 mi (2,115.90 km) |
| Harstad to Coueron | 1,619.40 mi (2,606.17 km) |
| Harstad to Coulommiers | 1,454.73 mi (2,341.17 km) |
| Harstad to Courbevoic | 1,458.32 mi (2,346.95 km) |
| Harstad to Courcouronnes | 1,474.70 mi (2,373.31 km) |
| Harstad to Cournon-d'Auvergne | 1,660.76 mi (2,672.73 km) |
| Harstad to Courrieres | 1,346.18 mi (2,166.47 km) |
| Harstad to Coutras | 1,744.22 mi (2,807.05 km) |
| Harstad to Couzeix | 1,672.38 mi (2,691.44 km) |
| Harstad to Cran-Gevrier | 1,623.93 mi (2,613.46 km) |
| Harstad to Craponne | 1,646.26 mi (2,649.39 km) |
| Harstad to Creil | 1,431.61 mi (2,303.95 km) |
| Harstad to Crepy-en-Valois | 1,428.74 mi (2,299.34 km) |
| Harstad to Crest | 1,712.82 mi (2,756.52 km) |
| Harstad to Creteil | 1,463.13 mi (2,354.68 km) |
