| Covington to Cortona | 4,728.01 mi (7,609.00 km) |
| Covington to Cosenza | 5,067.70 mi (8,155.68 km) |
| Covington to Cossato | 4,483.97 mi (7,216.26 km) |
| Covington to Costa Volpino | 4,553.95 mi (7,328.87 km) |
| Covington to Creazzo | 4,621.35 mi (7,437.35 km) |
| Covington to Crema | 4,553.86 mi (7,328.73 km) |
| Covington to Cremona | 4,576.85 mi (7,365.73 km) |
| Covington to Crevalcore | 4,638.38 mi (7,464.75 km) |
| Covington to Crispiano | 5,054.72 mi (8,134.78 km) |
| Covington to Crosia | 5,078.47 mi (8,173.01 km) |
| Covington to Crotone | 5,113.65 mi (8,229.63 km) |
| Covington to Cuneo | 4,500.40 mi (7,242.70 km) |
| Covington to Cuorgne | 4,468.78 mi (7,191.80 km) |
| Covington to Cusano Milanino | 4,526.59 mi (7,284.84 km) |
| Covington to Cutro | 5,110.09 mi (8,223.89 km) |
