| Ourem to Cividale del Friuli | 1,194.87 mi (1,922.95 km) |
| Ourem to Civita Castellana | 1,106.53 mi (1,780.79 km) |
| Ourem to Civitanova Marche | 1,177.86 mi (1,895.58 km) |
| Ourem to Civitavecchia | 1,074.78 mi (1,729.69 km) |
| Ourem to Civitella in Val di Chiana | 1,077.91 mi (1,734.73 km) |
| Ourem to Clusone | 1,030.03 mi (1,657.68 km) |
| Ourem to Coccaglio | 1,024.68 mi (1,649.07 km) |
| Ourem to Codigoro | 1,113.28 mi (1,791.65 km) |
| Ourem to Codogno | 1,004.09 mi (1,615.93 km) |
| Ourem to Codroipo | 1,171.43 mi (1,885.23 km) |
| Ourem to Cogoleto | 940.06 mi (1,512.87 km) |
| Ourem to Colle di Val d'Elsa | 1,048.72 mi (1,687.75 km) |
| Ourem to Colle Salvetti | 1,018.47 mi (1,639.07 km) |
| Ourem to Collecchio | 1,021.09 mi (1,643.29 km) |
| Ourem to Colleferro | 1,136.81 mi (1,829.52 km) |
