| Ovar to Collegno | 867.57 mi (1,396.22 km) |
| Ovar to Cologno al Serio | 976.20 mi (1,571.05 km) |
| Ovar to Cologno Monzese | 955.48 mi (1,537.69 km) |
| Ovar to Colorno | 1,000.00 mi (1,609.35 km) |
| Ovar to Comacchio | 1,085.02 mi (1,746.17 km) |
| Ovar to Comiso | 1,274.08 mi (2,050.44 km) |
| Ovar to Como | 951.19 mi (1,530.79 km) |
| Ovar to Concordia Sagittaria | 1,127.78 mi (1,814.99 km) |
| Ovar to Concorezzo | 959.17 mi (1,543.63 km) |
| Ovar to Conegliano | 1,103.09 mi (1,775.25 km) |
| Ovar to Conselice | 1,066.45 mi (1,716.29 km) |
| Ovar to Conselve | 1,074.77 mi (1,729.68 km) |
| Ovar to Conversano | 1,339.55 mi (2,155.80 km) |
| Ovar to Copertino | 1,395.70 mi (2,246.16 km) |
| Ovar to Copparo | 1,069.77 mi (1,721.63 km) |
