| Harstad to Cognac | 1,702.78 mi (2,740.35 km) |
| Harstad to Cogolin | 1,801.72 mi (2,899.58 km) |
| Harstad to Colmar | 1,465.87 mi (2,359.08 km) |
| Harstad to Colombes | 1,456.61 mi (2,344.18 km) |
| Harstad to Colomiers | 1,823.68 mi (2,934.93 km) |
| Harstad to Combs-la-Ville | 1,470.17 mi (2,366.01 km) |
| Harstad to Comines | 1,325.26 mi (2,132.80 km) |
| Harstad to Compiegne | 1,417.35 mi (2,281.01 km) |
| Harstad to Concarneau | 1,606.95 mi (2,586.13 km) |
| Harstad to Conde-sur-l'Escaut | 1,339.71 mi (2,156.06 km) |
| Harstad to Conflans-Sainte-Honorine | 1,453.29 mi (2,338.85 km) |
| Harstad to Corbas | 1,649.94 mi (2,655.31 km) |
| Harstad to Corbeil-Essonnes | 1,474.79 mi (2,373.45 km) |
| Harstad to Cormeilles-en-Parisis | 1,453.81 mi (2,339.69 km) |
| Harstad to Cosne sur Loire | 1,550.93 mi (2,495.98 km) |
