| Ilhavo to Cividale del Friuli | 1,169.02 mi (1,881.35 km) |
| Ilhavo to Civita Castellana | 1,094.99 mi (1,762.21 km) |
| Ilhavo to Civitanova Marche | 1,162.46 mi (1,870.80 km) |
| Ilhavo to Civitavecchia | 1,064.04 mi (1,712.40 km) |
| Ilhavo to Civitella in Val di Chiana | 1,061.62 mi (1,708.51 km) |
| Ilhavo to Clusone | 1,002.67 mi (1,613.65 km) |
| Ilhavo to Coccaglio | 998.62 mi (1,607.13 km) |
| Ilhavo to Codigoro | 1,091.44 mi (1,756.50 km) |
| Ilhavo to Codogno | 979.48 mi (1,576.32 km) |
| Ilhavo to Codroipo | 1,145.82 mi (1,844.02 km) |
| Ilhavo to Cogoleto | 918.03 mi (1,477.42 km) |
| Ilhavo to Colle di Val d'Elsa | 1,032.32 mi (1,661.36 km) |
| Ilhavo to Colle Salvetti | 1,000.98 mi (1,610.92 km) |
| Ilhavo to Collecchio | 998.54 mi (1,607.00 km) |
| Ilhavo to Colleferro | 1,127.55 mi (1,814.62 km) |
