| Castro Daire to Cividale del Friuli | 1,125.43 mi (1,811.20 km) |
| Castro Daire to Civita Castellana | 1,053.02 mi (1,694.67 km) |
| Castro Daire to Civitanova Marche | 1,119.82 mi (1,802.18 km) |
| Castro Daire to Civitavecchia | 1,022.23 mi (1,645.12 km) |
| Castro Daire to Civitella in Val di Chiana | 1,018.87 mi (1,639.72 km) |
| Castro Daire to Clusone | 959.06 mi (1,543.45 km) |
| Castro Daire to Coccaglio | 955.03 mi (1,536.98 km) |
| Castro Daire to Codigoro | 1,048.07 mi (1,686.71 km) |
| Castro Daire to Codogno | 935.95 mi (1,506.27 km) |
| Castro Daire to Codroipo | 1,102.24 mi (1,773.88 km) |
| Castro Daire to Cogoleto | 874.68 mi (1,407.66 km) |
| Castro Daire to Colle di Val d'Elsa | 989.57 mi (1,592.56 km) |
| Castro Daire to Colle Salvetti | 958.09 mi (1,541.90 km) |
| Castro Daire to Collecchio | 955.14 mi (1,537.15 km) |
| Castro Daire to Colleferro | 1,086.02 mi (1,747.78 km) |
