| Harrisburg to Cognac | 3,737.14 mi (6,014.35 km) |
| Harrisburg to Cogolin | 4,114.93 mi (6,622.33 km) |
| Harrisburg to Colmar | 3,996.83 mi (6,432.27 km) |
| Harrisburg to Colombes | 3,760.23 mi (6,051.50 km) |
| Harrisburg to Colomiers | 3,871.65 mi (6,230.81 km) |
| Harrisburg to Combs-la-Ville | 3,779.98 mi (6,083.29 km) |
| Harrisburg to Comines | 3,742.74 mi (6,023.36 km) |
| Harrisburg to Compiegne | 3,770.78 mi (6,068.48 km) |
| Harrisburg to Concarneau | 3,523.43 mi (5,670.41 km) |
| Harrisburg to Conde-sur-l'Escaut | 3,774.58 mi (6,074.60 km) |
| Harrisburg to Conflans-Sainte-Honorine | 3,751.77 mi (6,037.88 km) |
| Harrisburg to Corbas | 3,966.82 mi (6,383.99 km) |
| Harrisburg to Corbeil-Essonnes | 3,778.24 mi (6,080.48 km) |
| Harrisburg to Cormeilles-en-Parisis | 3,756.75 mi (6,045.91 km) |
| Harrisburg to Cosne sur Loire | 3,830.45 mi (6,164.52 km) |
