| Hagerstown to Cognac | 3,798.31 mi (6,112.79 km) |
| Hagerstown to Cogolin | 4,176.08 mi (6,720.75 km) |
| Hagerstown to Colmar | 4,058.86 mi (6,532.10 km) |
| Hagerstown to Colombes | 3,822.16 mi (6,151.18 km) |
| Hagerstown to Colomiers | 3,932.42 mi (6,328.62 km) |
| Hagerstown to Combs-la-Ville | 3,841.89 mi (6,182.93 km) |
| Hagerstown to Comines | 3,804.93 mi (6,123.44 km) |
| Hagerstown to Compiegne | 3,832.81 mi (6,168.31 km) |
| Hagerstown to Concarneau | 3,584.87 mi (5,769.29 km) |
| Hagerstown to Conde-sur-l'Escaut | 3,836.75 mi (6,174.65 km) |
| Hagerstown to Conflans-Sainte-Honorine | 3,813.71 mi (6,137.57 km) |
| Hagerstown to Corbas | 4,028.35 mi (6,483.00 km) |
| Hagerstown to Corbeil-Essonnes | 3,840.14 mi (6,180.10 km) |
| Hagerstown to Cormeilles-en-Parisis | 3,818.70 mi (6,145.60 km) |
| Hagerstown to Cosne sur Loire | 3,892.18 mi (6,263.86 km) |
