| Ballwin to Cortona | 4,995.18 mi (8,038.97 km) |
| Ballwin to Cosenza | 5,339.07 mi (8,592.41 km) |
| Ballwin to Cossato | 4,749.81 mi (7,644.09 km) |
| Ballwin to Costa Volpino | 4,816.33 mi (7,751.13 km) |
| Ballwin to Creazzo | 4,882.66 mi (7,857.88 km) |
| Ballwin to Crema | 4,818.22 mi (7,754.18 km) |
| Ballwin to Cremona | 4,841.42 mi (7,791.51 km) |
| Ballwin to Crevalcore | 4,902.60 mi (7,889.97 km) |
| Ballwin to Crispiano | 5,321.13 mi (8,563.54 km) |
| Ballwin to Crosia | 5,348.34 mi (8,607.32 km) |
| Ballwin to Crotone | 5,384.20 mi (8,665.03 km) |
| Ballwin to Cuneo | 4,770.59 mi (7,677.52 km) |
| Ballwin to Cuorgne | 4,735.85 mi (7,621.61 km) |
| Ballwin to Cusano Milanino | 4,791.09 mi (7,710.52 km) |
| Ballwin to Cutro | 5,380.97 mi (8,659.84 km) |
