| Harrison to Cognac | 3,569.21 mi (5,744.09 km) |
| Harrison to Cogolin | 3,946.91 mi (6,351.95 km) |
| Harrison to Colmar | 3,833.75 mi (6,169.83 km) |
| Harrison to Colombes | 3,596.39 mi (5,787.82 km) |
| Harrison to Colomiers | 3,702.43 mi (5,958.48 km) |
| Harrison to Combs-la-Ville | 3,615.94 mi (5,819.30 km) |
| Harrison to Comines | 3,581.42 mi (5,763.74 km) |
| Harrison to Compiegne | 3,607.71 mi (5,806.04 km) |
| Harrison to Concarneau | 3,356.67 mi (5,402.04 km) |
| Harrison to Conde-sur-l'Escaut | 3,613.05 mi (5,814.64 km) |
| Harrison to Conflans-Sainte-Honorine | 3,587.97 mi (5,774.27 km) |
| Harrison to Corbas | 3,800.40 mi (6,116.16 km) |
| Harrison to Corbeil-Essonnes | 3,614.11 mi (5,816.35 km) |
| Harrison to Cormeilles-en-Parisis | 3,592.96 mi (5,782.30 km) |
| Harrison to Cosne sur Loire | 3,665.14 mi (5,898.48 km) |
