| Ottaviano to Cognac | 815.03 mi (1,311.66 km) |
| Ottaviano to Cogolin | 440.01 mi (708.13 km) |
| Ottaviano to Colmar | 610.14 mi (981.93 km) |
| Ottaviano to Colombes | 816.27 mi (1,313.66 km) |
| Ottaviano to Colomiers | 698.00 mi (1,123.33 km) |
| Ottaviano to Combs-la-Ville | 794.40 mi (1,278.47 km) |
| Ottaviano to Comines | 877.73 mi (1,412.58 km) |
| Ottaviano to Compiegne | 818.49 mi (1,317.23 km) |
| Ottaviano to Concarneau | 1,026.60 mi (1,652.15 km) |
| Ottaviano to Conde-sur-l'Escaut | 844.56 mi (1,359.18 km) |
| Ottaviano to Conflans-Sainte-Honorine | 824.99 mi (1,327.69 km) |
| Ottaviano to Corbas | 585.00 mi (941.46 km) |
| Ottaviano to Corbeil-Essonnes | 794.80 mi (1,279.11 km) |
| Ottaviano to Cormeilles-en-Parisis | 820.24 mi (1,320.05 km) |
| Ottaviano to Cosne sur Loire | 729.23 mi (1,173.58 km) |
