| Tucson to Cognac | 5,528.89 mi (8,897.88 km) |
| Tucson to Cogolin | 5,898.12 mi (9,492.11 km) |
| Tucson to Colmar | 5,708.55 mi (9,187.02 km) |
| Tucson to Colombes | 5,491.20 mi (8,837.23 km) |
| Tucson to Colomiers | 5,680.91 mi (9,142.54 km) |
| Tucson to Combs-la-Ville | 5,513.00 mi (8,872.32 km) |
| Tucson to Comines | 5,440.07 mi (8,754.95 km) |
| Tucson to Compiegne | 5,490.77 mi (8,836.55 km) |
| Tucson to Concarneau | 5,303.41 mi (8,535.02 km) |
| Tucson to Conde-sur-l'Escaut | 5,473.48 mi (8,808.72 km) |
| Tucson to Conflans-Sainte-Honorine | 5,482.48 mi (8,823.20 km) |
| Tucson to Corbas | 5,728.77 mi (9,219.56 km) |
| Tucson to Corbeil-Essonnes | 5,512.57 mi (8,871.63 km) |
| Tucson to Cormeilles-en-Parisis | 5,487.25 mi (8,830.88 km) |
| Tucson to Cosne sur Loire | 5,579.97 mi (8,980.10 km) |
