| Oppegard to Cortona | 1,142.32 mi (1,838.39 km) |
| Oppegard to Cosenza | 1,435.74 mi (2,310.59 km) |
| Oppegard to Cossato | 988.84 mi (1,591.38 km) |
| Oppegard to Costa Volpino | 965.09 mi (1,553.17 km) |
| Oppegard to Creazzo | 985.63 mi (1,586.22 km) |
| Oppegard to Crema | 997.77 mi (1,605.76 km) |
| Oppegard to Cremona | 1,013.34 mi (1,630.81 km) |
| Oppegard to Crevalcore | 1,041.74 mi (1,676.53 km) |
| Oppegard to Crispiano | 1,354.83 mi (2,180.39 km) |
| Oppegard to Crosia | 1,421.41 mi (2,287.54 km) |
| Oppegard to Crotone | 1,457.26 mi (2,345.23 km) |
| Oppegard to Cuneo | 1,073.20 mi (1,727.16 km) |
| Oppegard to Cuorgne | 1,003.55 mi (1,615.05 km) |
| Oppegard to Cusano Milanino | 986.29 mi (1,587.28 km) |
| Oppegard to Cutro | 1,459.61 mi (2,349.02 km) |
