| Willow Grove to Cognac | 3,663.51 mi (5,895.85 km) |
| Willow Grove to Cogolin | 4,041.18 mi (6,503.65 km) |
| Willow Grove to Colmar | 3,928.81 mi (6,322.81 km) |
| Willow Grove to Colombes | 3,691.39 mi (5,940.72 km) |
| Willow Grove to Colomiers | 3,796.29 mi (6,109.54 km) |
| Willow Grove to Combs-la-Ville | 3,710.93 mi (5,972.16 km) |
| Willow Grove to Comines | 3,676.55 mi (5,916.84 km) |
| Willow Grove to Compiegne | 3,702.77 mi (5,959.03 km) |
| Willow Grove to Concarneau | 3,451.27 mi (5,554.28 km) |
| Willow Grove to Conde-sur-l'Escaut | 3,708.17 mi (5,967.73 km) |
| Willow Grove to Conflans-Sainte-Honorine | 3,682.97 mi (5,927.17 km) |
| Willow Grove to Corbas | 3,895.05 mi (6,268.48 km) |
| Willow Grove to Corbeil-Essonnes | 3,709.09 mi (5,969.20 km) |
| Willow Grove to Cormeilles-en-Parisis | 3,687.96 mi (5,935.20 km) |
| Willow Grove to Cosne sur Loire | 3,759.98 mi (6,051.11 km) |
