| Ovar to Cividale del Friuli | 1,159.39 mi (1,865.86 km) |
| Ovar to Civita Castellana | 1,089.26 mi (1,752.99 km) |
| Ovar to Civitanova Marche | 1,155.64 mi (1,859.82 km) |
| Ovar to Civitavecchia | 1,058.54 mi (1,703.56 km) |
| Ovar to Civitella in Val di Chiana | 1,054.61 mi (1,697.23 km) |
| Ovar to Clusone | 992.73 mi (1,597.65 km) |
| Ovar to Coccaglio | 989.03 mi (1,591.68 km) |
| Ovar to Codigoro | 1,082.91 mi (1,742.78 km) |
| Ovar to Codogno | 970.29 mi (1,561.52 km) |
| Ovar to Codroipo | 1,136.26 mi (1,828.64 km) |
| Ovar to Cogoleto | 909.57 mi (1,463.81 km) |
| Ovar to Colle di Val d'Elsa | 1,025.30 mi (1,650.07 km) |
| Ovar to Colle Salvetti | 993.69 mi (1,599.19 km) |
| Ovar to Collecchio | 989.89 mi (1,593.07 km) |
| Ovar to Colleferro | 1,122.42 mi (1,806.36 km) |
