| Powell to Cognac | 4,011.97 mi (6,456.65 km) |
| Powell to Cogolin | 4,389.39 mi (7,064.04 km) |
| Powell to Colmar | 4,254.15 mi (6,846.39 km) |
| Powell to Colombes | 4,020.61 mi (6,470.54 km) |
| Powell to Colomiers | 4,151.33 mi (6,680.91 km) |
| Powell to Combs-la-Ville | 4,040.96 mi (6,503.30 km) |
| Powell to Comines | 3,995.12 mi (6,429.52 km) |
| Powell to Compiegne | 4,028.64 mi (6,483.47 km) |
| Powell to Concarneau | 3,794.32 mi (6,106.37 km) |
| Powell to Conde-sur-l'Escaut | 4,027.54 mi (6,481.69 km) |
| Powell to Conflans-Sainte-Honorine | 4,012.03 mi (6,456.75 km) |
| Powell to Corbas | 4,235.62 mi (6,816.57 km) |
| Powell to Corbeil-Essonnes | 4,039.52 mi (6,500.97 km) |
| Powell to Cormeilles-en-Parisis | 4,017.00 mi (6,464.74 km) |
| Powell to Cosne sur Loire | 4,095.61 mi (6,591.25 km) |
