| Westmont to Cortona | 6,249.40 mi (10,057.44 km) |
| Westmont to Cosenza | 6,601.96 mi (10,624.82 km) |
| Westmont to Cossato | 6,006.55 mi (9,666.61 km) |
| Westmont to Costa Volpino | 6,054.34 mi (9,743.52 km) |
| Westmont to Creazzo | 6,113.10 mi (9,838.08 km) |
| Westmont to Crema | 6,065.51 mi (9,761.50 km) |
| Westmont to Cremona | 6,088.84 mi (9,799.04 km) |
| Westmont to Crevalcore | 6,146.10 mi (9,891.19 km) |
| Westmont to Crispiano | 6,560.01 mi (10,557.31 km) |
| Westmont to Crosia | 6,603.40 mi (10,627.15 km) |
| Westmont to Crotone | 6,641.42 mi (10,688.34 km) |
| Westmont to Cuneo | 6,046.99 mi (9,731.69 km) |
| Westmont to Cuorgne | 5,998.84 mi (9,654.20 km) |
| Westmont to Cusano Milanino | 6,040.05 mi (9,720.52 km) |
| Westmont to Cutro | 6,640.03 mi (10,686.09 km) |
