| North Olmsted to Cognac | 3,912.90 mi (6,297.20 km) |
| North Olmsted to Cogolin | 4,290.12 mi (6,904.28 km) |
| North Olmsted to Colmar | 4,152.14 mi (6,682.22 km) |
| North Olmsted to Colombes | 3,919.08 mi (6,307.14 km) |
| North Olmsted to Colomiers | 4,053.23 mi (6,523.04 km) |
| North Olmsted to Combs-la-Ville | 3,939.51 mi (6,340.03 km) |
| North Olmsted to Comines | 3,892.56 mi (6,264.48 km) |
| North Olmsted to Compiegne | 3,926.76 mi (6,319.51 km) |
| North Olmsted to Concarneau | 3,694.57 mi (5,945.83 km) |
| North Olmsted to Conde-sur-l'Escaut | 3,925.04 mi (6,316.74 km) |
| North Olmsted to Conflans-Sainte-Honorine | 3,910.49 mi (6,293.33 km) |
| North Olmsted to Corbas | 4,135.34 mi (6,655.19 km) |
| North Olmsted to Corbeil-Essonnes | 3,938.11 mi (6,337.77 km) |
| North Olmsted to Cormeilles-en-Parisis | 3,915.45 mi (6,301.31 km) |
| North Olmsted to Cosne sur Loire | 3,994.78 mi (6,428.97 km) |
