| Havre de Grace to Cortona | 4,348.09 mi (6,997.58 km) |
| Havre de Grace to Cosenza | 4,680.98 mi (7,533.31 km) |
| Havre de Grace to Cossato | 4,106.84 mi (6,609.33 km) |
| Havre de Grace to Costa Volpino | 4,181.21 mi (6,729.00 km) |
| Havre de Grace to Creazzo | 4,249.76 mi (6,839.33 km) |
| Havre de Grace to Crema | 4,178.43 mi (6,724.53 km) |
| Havre de Grace to Cremona | 4,201.04 mi (6,760.92 km) |
| Havre de Grace to Crevalcore | 4,262.78 mi (6,860.28 km) |
| Havre de Grace to Crispiano | 4,674.55 mi (7,522.96 km) |
| Havre de Grace to Crosia | 4,693.68 mi (7,553.75 km) |
| Havre de Grace to Crotone | 4,727.86 mi (7,608.75 km) |
| Havre de Grace to Cuneo | 4,117.33 mi (6,626.20 km) |
| Havre de Grace to Cuorgne | 4,090.05 mi (6,582.30 km) |
| Havre de Grace to Cusano Milanino | 4,151.09 mi (6,680.53 km) |
| Havre de Grace to Cutro | 4,723.85 mi (7,602.30 km) |
