| Westerville to Cognac | 4,006.78 mi (6,448.28 km) |
| Westerville to Cogolin | 4,384.23 mi (7,055.74 km) |
| Westerville to Colmar | 4,249.66 mi (6,839.17 km) |
| Westerville to Colombes | 4,015.99 mi (6,463.11 km) |
| Westerville to Colomiers | 4,145.93 mi (6,672.24 km) |
| Westerville to Combs-la-Ville | 4,036.32 mi (6,495.83 km) |
| Westerville to Comines | 3,990.80 mi (6,422.58 km) |
| Westerville to Compiegne | 4,024.12 mi (6,476.20 km) |
| Westerville to Concarneau | 3,789.27 mi (6,098.24 km) |
| Westerville to Conde-sur-l'Escaut | 4,023.20 mi (6,474.72 km) |
| Westerville to Conflans-Sainte-Honorine | 4,007.42 mi (6,449.32 km) |
| Westerville to Corbas | 4,230.68 mi (6,808.62 km) |
| Westerville to Corbeil-Essonnes | 4,034.86 mi (6,493.49 km) |
| Westerville to Cormeilles-en-Parisis | 4,012.39 mi (6,457.31 km) |
| Westerville to Cosne sur Loire | 4,090.81 mi (6,583.52 km) |
