| Oro Valley to Cognac | 5,518.91 mi (8,881.83 km) |
| Oro Valley to Cogolin | 5,887.81 mi (9,475.51 km) |
| Oro Valley to Colmar | 5,697.11 mi (9,168.62 km) |
| Oro Valley to Colombes | 5,480.18 mi (8,819.50 km) |
| Oro Valley to Colomiers | 5,671.21 mi (9,126.93 km) |
| Oro Valley to Combs-la-Ville | 5,502.01 mi (8,854.62 km) |
| Oro Valley to Comines | 5,428.57 mi (8,736.43 km) |
| Oro Valley to Compiegne | 5,479.58 mi (8,818.54 km) |
| Oro Valley to Concarneau | 5,293.33 mi (8,518.79 km) |
| Oro Valley to Conde-sur-l'Escaut | 5,461.98 mi (8,790.21 km) |
| Oro Valley to Conflans-Sainte-Honorine | 5,471.46 mi (8,805.47 km) |
| Oro Valley to Corbas | 5,718.14 mi (9,202.46 km) |
| Oro Valley to Corbeil-Essonnes | 5,501.59 mi (8,853.96 km) |
| Oro Valley to Cormeilles-en-Parisis | 5,476.23 mi (8,813.14 km) |
| Oro Valley to Cosne sur Loire | 5,569.21 mi (8,962.78 km) |
