| Ocana to Collegno | 664.64 mi (1,069.64 km) |
| Ocana to Cologno al Serio | 772.62 mi (1,243.41 km) |
| Ocana to Cologno Monzese | 752.61 mi (1,211.22 km) |
| Ocana to Colorno | 785.37 mi (1,263.94 km) |
| Ocana to Comacchio | 863.60 mi (1,389.83 km) |
| Ocana to Comiso | 999.11 mi (1,607.90 km) |
| Ocana to Como | 753.23 mi (1,212.20 km) |
| Ocana to Concordia Sagittaria | 917.75 mi (1,476.97 km) |
| Ocana to Concorezzo | 756.98 mi (1,218.25 km) |
| Ocana to Conegliano | 895.84 mi (1,441.71 km) |
| Ocana to Conselice | 843.47 mi (1,357.43 km) |
| Ocana to Conselve | 860.43 mi (1,384.73 km) |
| Ocana to Conversano | 1,083.35 mi (1,743.48 km) |
| Ocana to Copertino | 1,135.96 mi (1,828.15 km) |
| Ocana to Copparo | 851.41 mi (1,370.20 km) |
