| Grand Forks to Cognac | 4,254.11 mi (6,846.33 km) |
| Grand Forks to Cogolin | 4,616.65 mi (7,429.78 km) |
| Grand Forks to Colmar | 4,412.08 mi (7,100.55 km) |
| Grand Forks to Colombes | 4,200.02 mi (6,759.28 km) |
| Grand Forks to Colomiers | 4,410.84 mi (7,098.57 km) |
| Grand Forks to Combs-la-Ville | 4,222.08 mi (6,794.78 km) |
| Grand Forks to Comines | 4,143.07 mi (6,667.62 km) |
| Grand Forks to Compiegne | 4,197.37 mi (6,755.01 km) |
| Grand Forks to Concarneau | 4,027.33 mi (6,481.36 km) |
| Grand Forks to Conde-sur-l'Escaut | 4,176.49 mi (6,721.42 km) |
| Grand Forks to Conflans-Sainte-Honorine | 4,191.32 mi (6,745.27 km) |
| Grand Forks to Corbas | 4,442.84 mi (7,150.06 km) |
| Grand Forks to Corbeil-Essonnes | 4,221.93 mi (6,794.54 km) |
| Grand Forks to Cormeilles-en-Parisis | 4,196.00 mi (6,752.81 km) |
| Grand Forks to Cosne sur Loire | 4,292.24 mi (6,907.70 km) |
