| Ocana to Cortona | 830.68 mi (1,336.86 km) |
| Ocana to Cosenza | 1,049.66 mi (1,689.27 km) |
| Ocana to Cossato | 706.21 mi (1,136.53 km) |
| Ocana to Costa Volpino | 797.38 mi (1,283.26 km) |
| Ocana to Creazzo | 850.32 mi (1,368.46 km) |
| Ocana to Crema | 765.55 mi (1,232.03 km) |
| Ocana to Cremona | 774.68 mi (1,246.72 km) |
| Ocana to Crevalcore | 815.62 mi (1,312.62 km) |
| Ocana to Crispiano | 1,091.10 mi (1,755.96 km) |
| Ocana to Crosia | 1,074.27 mi (1,728.86 km) |
| Ocana to Crotone | 1,097.88 mi (1,766.86 km) |
| Ocana to Cuneo | 642.29 mi (1,033.67 km) |
| Ocana to Cuorgne | 678.39 mi (1,091.76 km) |
| Ocana to Cusano Milanino | 749.15 mi (1,205.65 km) |
| Ocana to Cutro | 1,091.38 mi (1,756.40 km) |
